TSB: BUICK ACADIA, BLAZER, BOLT EV, CAMARO, CRUZE, CT4, CT5, CT6, ENCLAVE, ENCORE, ENCORE GX, ENVISION, ESCALADE, ESCALADE ESV, LACROSSE, MALIBU, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD, SPARK, SUBURBAN, TAHOE, TRAILBLAZER, TRAVERSE, TRAX, VOLT, XT4, XT5, XT6, YUKON, YUKON XL (2019–2021)
Bulletin 18NA279 — May 29, 2019
Bulletin Details
| Bulletin ID | 18NA279 |
| Manufacturer | BUICK |
| Models | ACADIA, BLAZER, BOLT EV, CAMARO, CRUZE, CT4, CT5, CT6, ENCLAVE, ENCORE, ENCORE GX, ENVISION, ESCALADE, ESCALADE ESV, LACROSSE, MALIBU, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD, SPARK, SUBURBAN, TAHOE, TRAILBLAZER, TRAVERSE, TRAX, VOLT, XT4, XT5, XT6, YUKON, YUKON XL |
| Model Years | 2019–2021 |
| Date Issued | May 29, 2019 |
| Date Added to NHTSA | July 19, 2021 |
| Component | ELECTRICAL SYSTEM |
| Vehicles Affected | 441 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| GMC | ACADIA | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | ACADIA | 2021 | 110000 ELECTRICAL SYSTEM |
| GMC | ACADIA | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | BLAZER | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | CAMARO | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT4 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT4 | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT4 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT5 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT5 | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT5 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2021 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCLAVE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2021 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCORE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE GX | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE GX | 2021 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCORE GX | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2021 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENVISION | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE ESV | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | MALIBU | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2021 | 110000 ELECTRICAL SYSTEM |
| GMC | SIERRA 1500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 2500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 2500 | 2021 | 110000 ELECTRICAL SYSTEM |
| GMC | SIERRA 2500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 2500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 2500 | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 2500 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 4500HD | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 4500HD | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 4500HD | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SPARK | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SUBURBAN | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TAHOE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAILBLAZER | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAILBLAZER | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAILBLAZER | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAVERSE | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2021 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAX | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT4 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT5 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT6 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT6 | 2021 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT6 | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2021 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2021 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON XL | 2021 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | ACADIA | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | ACADIA | 2020 | 162300 STRUCTURE:BODY:DOOR |
| GMC | ACADIA | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| GMC | ACADIA | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | ACADIA | 2020 | 110000 ELECTRICAL SYSTEM |
| GMC | ACADIA | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | BLAZER | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | BLAZER | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | BLAZER | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | BLAZER | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | CAMARO | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | CAMARO | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | CAMARO | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | CAMARO | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT4 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | CT4 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | CT4 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | CT4 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT4 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT4 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT5 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | CT5 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | CT5 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | CT5 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT5 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT5 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT6 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | CT6 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | CT6 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | CT6 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT6 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT6 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2020 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENCLAVE | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENCLAVE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2020 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCLAVE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2020 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENCORE | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENCORE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2020 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCORE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE GX | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE GX | 2020 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCORE GX | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2020 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENVISION | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENVISION | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2020 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENVISION | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | ESCALADE | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | ESCALADE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | ESCALADE ESV | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE ESV | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | ESCALADE ESV | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE ESV | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | MALIBU | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | MALIBU | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | MALIBU | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | MALIBU | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | SIERRA 1500 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| GMC | SIERRA 1500 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| GMC | SIERRA 1500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2020 | 110000 ELECTRICAL SYSTEM |
| GMC | SIERRA 1500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 2500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | SIERRA 2500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 2500 | 2020 | 110000 ELECTRICAL SYSTEM |
| GMC | SIERRA 2500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 3500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 1500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 1500 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SILVERADO 1500 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SILVERADO 1500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 2500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 2500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 2500 | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 2500 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 3500 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 4500HD | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 4500HD | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 4500HD | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 4500HD | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 5500HD | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 6500HD | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SPARK | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SPARK | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SPARK | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SPARK | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SPARK | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SUBURBAN | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SUBURBAN | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SUBURBAN | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SUBURBAN | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TAHOE | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TAHOE | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TAHOE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TAHOE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TRAVERSE | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TRAVERSE | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TRAVERSE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAVERSE | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TRAX | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TRAX | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TRAX | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2020 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAX | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | XT4 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT4 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | XT4 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT4 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | XT5 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT5 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | XT5 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT5 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT6 | 2020 | 160000 STRUCTURE |
| CADILLAC | XT6 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT6 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT6 | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | XT6 | 2020 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT6 | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | XT6 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT6 | 2020 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT6 | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | YUKON | 2020 | 162300 STRUCTURE:BODY:DOOR |
| GMC | YUKON | 2020 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| GMC | YUKON | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2020 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2020 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | YUKON XL | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2020 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON XL | 2020 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | ACADIA | 2019 | 160000 STRUCTURE |
| GMC | ACADIA | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | ACADIA | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2019 | 160000 STRUCTURE |
| CHEVROLET | BLAZER | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | BLAZER | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | BLAZER | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | BLAZER | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | BLAZER | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BLAZER | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | BLAZER | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BOLT EV | 2019 | 160000 STRUCTURE |
| CHEVROLET | BOLT EV | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | BOLT EV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BOLT EV | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | BOLT EV | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | BOLT EV | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | BOLT EV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | BOLT EV | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | BOLT EV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2019 | 160000 STRUCTURE |
| CHEVROLET | CAMARO | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | CAMARO | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | CAMARO | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | CAMARO | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | CAMARO | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CAMARO | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | CAMARO | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CRUZE | 2019 | 160000 STRUCTURE |
| CHEVROLET | CRUZE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | CRUZE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CRUZE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | CRUZE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | CRUZE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | CRUZE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | CRUZE | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | CRUZE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT6 | 2019 | 160000 STRUCTURE |
| CADILLAC | CT6 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | CT6 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT6 | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | CT6 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | CT6 | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | CT6 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | CT6 | 2019 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | CT6 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| BUICK | ENCLAVE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENCLAVE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENCLAVE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCLAVE | 2019 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCLAVE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| BUICK | ENCORE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENCORE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENCORE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENCORE | 2019 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENCORE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| BUICK | ENVISION | 2019 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | ENVISION | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | ENVISION | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | ENVISION | 2019 | 110000 ELECTRICAL SYSTEM |
| BUICK | ENVISION | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2019 | 160000 STRUCTURE |
| CADILLAC | ESCALADE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | ESCALADE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | ESCALADE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE | 2019 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2019 | 160000 STRUCTURE |
| CADILLAC | ESCALADE ESV | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE ESV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | ESCALADE ESV | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | ESCALADE ESV | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | ESCALADE ESV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | ESCALADE ESV | 2019 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | ESCALADE ESV | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | LACROSSE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| BUICK | LACROSSE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| BUICK | LACROSSE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| BUICK | LACROSSE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| BUICK | LACROSSE | 2019 | 110000 ELECTRICAL SYSTEM |
| BUICK | LACROSSE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2019 | 160000 STRUCTURE |
| CHEVROLET | MALIBU | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | MALIBU | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | MALIBU | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | MALIBU | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | MALIBU | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | MALIBU | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | MALIBU | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2019 | 160000 STRUCTURE |
| GMC | SIERRA 1500 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | SIERRA 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | SIERRA 1500 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | SIERRA 1500 | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| GMC | SIERRA 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | SIERRA 1500 | 2019 | 110000 ELECTRICAL SYSTEM |
| GMC | SIERRA 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2019 | 160000 STRUCTURE |
| CHEVROLET | SILVERADO 1500 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SILVERADO 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SILVERADO 1500 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SILVERADO 1500 | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SILVERADO 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SILVERADO 1500 | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2019 | 160000 STRUCTURE |
| CHEVROLET | SPARK | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SPARK | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SPARK | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SPARK | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SPARK | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SPARK | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SPARK | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2019 | 160000 STRUCTURE |
| CHEVROLET | SUBURBAN | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SUBURBAN | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | SUBURBAN | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | SUBURBAN | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | SUBURBAN | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | SUBURBAN | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | SUBURBAN | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2019 | 160000 STRUCTURE |
| CHEVROLET | TAHOE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TAHOE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TAHOE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TAHOE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TAHOE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TAHOE | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TAHOE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TRAVERSE | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TRAVERSE | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TRAVERSE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAVERSE | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAVERSE | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2019 | 160000 STRUCTURE |
| CHEVROLET | TRAX | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TRAX | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | TRAX | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | TRAX | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | TRAX | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | TRAX | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | TRAX | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | VOLT | 2019 | 160000 STRUCTURE |
| CHEVROLET | VOLT | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | VOLT | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | VOLT | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CHEVROLET | VOLT | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CHEVROLET | VOLT | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CHEVROLET | VOLT | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CHEVROLET | VOLT | 2019 | 110000 ELECTRICAL SYSTEM |
| CHEVROLET | VOLT | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2019 | 160000 STRUCTURE |
| CADILLAC | XT4 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT4 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| CADILLAC | XT4 | 2019 | 162300 STRUCTURE:BODY:DOOR |
| CADILLAC | XT4 | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| CADILLAC | XT4 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT4 | 2019 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT4 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| CADILLAC | XT5 | 2019 | 110000 ELECTRICAL SYSTEM |
| CADILLAC | XT5 | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2019 | 160000 STRUCTURE |
| GMC | YUKON | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | YUKON | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | YUKON | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | YUKON | 2019 | 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH |
| GMC | YUKON | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON | 2019 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2019 | 160000 STRUCTURE |
| GMC | YUKON XL | 2019 | 162300 STRUCTURE:BODY:DOOR |
| GMC | YUKON XL | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2019 | 353000 EQUIPMENT:ELECTRICAL |
| GMC | YUKON XL | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
| GMC | YUKON XL | 2019 | 110000 ELECTRICAL SYSTEM |
| GMC | YUKON XL | 2019 | 170000 LATCHES/LOCKS/LINKAGES |
Related BUICK Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized BUICK dealer. Bring this bulletin ID (18NA279) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.