TSB: BUICK ACADIA, BLAZER, BOLT EV, CAMARO, CT6, ENCLAVE, ENCORE GX, EQUINOX, LACROSSE, SIERRA 1500, SILVERADO 1500, TERRAIN, TRAVERSE, XT4, XT5, XT6 (2019–2020)

Bulletin 19NA076 — April 9, 2019

Bulletin Details

Bulletin ID19NA076
ManufacturerBUICK
ModelsACADIA, BLAZER, BOLT EV, CAMARO, CT6, ENCLAVE, ENCORE GX, EQUINOX, LACROSSE, SIERRA 1500, SILVERADO 1500, TERRAIN, TRAVERSE, XT4, XT5, XT6
Model Years2019–2020
Date IssuedApril 9, 2019
Date Added to NHTSAJuly 19, 2021
ComponentPOWER TRAIN
Vehicles Affected193 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 service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.

Affected Vehicles

MakeModelYearComponent
GMC ACADIA 2020 100000 POWER TRAIN
GMC ACADIA 2020 130000 VISIBILITY
GMC ACADIA 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
GMC ACADIA 2020 280000 BACK OVER PREVENTION
GMC ACADIA 2020 110000 ELECTRICAL SYSTEM
GMC ACADIA 2020 350000 EQUIPMENT
CHEVROLET BLAZER 2020 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2020 100000 POWER TRAIN
CHEVROLET BLAZER 2020 130000 VISIBILITY
CHEVROLET BLAZER 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET BLAZER 2020 280000 BACK OVER PREVENTION
CHEVROLET BLAZER 2020 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2020 350000 EQUIPMENT
CHEVROLET BOLT EV 2020 100000 POWER TRAIN
CHEVROLET BOLT EV 2020 130000 VISIBILITY
CHEVROLET BOLT EV 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET BOLT EV 2020 280000 BACK OVER PREVENTION
CHEVROLET BOLT EV 2020 110000 ELECTRICAL SYSTEM
CHEVROLET BOLT EV 2020 350000 EQUIPMENT
CHEVROLET CAMARO 2020 100000 POWER TRAIN
CHEVROLET CAMARO 2020 130000 VISIBILITY
CHEVROLET CAMARO 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET CAMARO 2020 280000 BACK OVER PREVENTION
CHEVROLET CAMARO 2020 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2020 350000 EQUIPMENT
CADILLAC CT6 2020 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2020 100000 POWER TRAIN
CADILLAC CT6 2020 130000 VISIBILITY
CADILLAC CT6 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC CT6 2020 280000 BACK OVER PREVENTION
CADILLAC CT6 2020 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2020 350000 EQUIPMENT
BUICK ENCLAVE 2020 100000 POWER TRAIN
BUICK ENCLAVE 2020 130000 VISIBILITY
BUICK ENCLAVE 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
BUICK ENCLAVE 2020 280000 BACK OVER PREVENTION
BUICK ENCLAVE 2020 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2020 350000 EQUIPMENT
BUICK ENCORE GX 2020 100000 POWER TRAIN
BUICK ENCORE GX 2020 130000 VISIBILITY
BUICK ENCORE GX 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
BUICK ENCORE GX 2020 280000 BACK OVER PREVENTION
BUICK ENCORE GX 2020 110000 ELECTRICAL SYSTEM
BUICK ENCORE GX 2020 350000 EQUIPMENT
CHEVROLET EQUINOX 2020 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2020 100000 POWER TRAIN
CHEVROLET EQUINOX 2020 130000 VISIBILITY
CHEVROLET EQUINOX 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET EQUINOX 2020 280000 BACK OVER PREVENTION
CHEVROLET EQUINOX 2020 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2020 350000 EQUIPMENT
GMC SIERRA 1500 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2020 100000 POWER TRAIN
GMC SIERRA 1500 2020 130000 VISIBILITY
GMC SIERRA 1500 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
GMC SIERRA 1500 2020 280000 BACK OVER PREVENTION
GMC SIERRA 1500 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2020 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2020 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2020 130000 VISIBILITY
CHEVROLET SILVERADO 1500 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET SILVERADO 1500 2020 280000 BACK OVER PREVENTION
CHEVROLET SILVERADO 1500 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2020 350000 EQUIPMENT
GMC TERRAIN 2020 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2020 100000 POWER TRAIN
GMC TERRAIN 2020 130000 VISIBILITY
GMC TERRAIN 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
GMC TERRAIN 2020 280000 BACK OVER PREVENTION
GMC TERRAIN 2020 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2020 350000 EQUIPMENT
CHEVROLET TRAVERSE 2020 100000 POWER TRAIN
CHEVROLET TRAVERSE 2020 130000 VISIBILITY
CHEVROLET TRAVERSE 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET TRAVERSE 2020 280000 BACK OVER PREVENTION
CHEVROLET TRAVERSE 2020 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2020 350000 EQUIPMENT
CADILLAC XT4 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2020 100000 POWER TRAIN
CADILLAC XT4 2020 130000 VISIBILITY
CADILLAC XT4 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC XT4 2020 280000 BACK OVER PREVENTION
CADILLAC XT4 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2020 350000 EQUIPMENT
CADILLAC XT5 2020 100000 POWER TRAIN
CADILLAC XT5 2020 130000 VISIBILITY
CADILLAC XT5 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC XT5 2020 280000 BACK OVER PREVENTION
CADILLAC XT5 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2020 350000 EQUIPMENT
CADILLAC XT6 2020 100000 POWER TRAIN
CADILLAC XT6 2020 130000 VISIBILITY
CADILLAC XT6 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC XT6 2020 280000 BACK OVER PREVENTION
CADILLAC XT6 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT6 2020 350000 EQUIPMENT
CHEVROLET BLAZER 2019 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2019 350000 EQUIPMENT
CHEVROLET BLAZER 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET BLAZER 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
CHEVROLET BLAZER 2019 350000 EQUIPMENT
CHEVROLET BLAZER 2019 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2019 100000 POWER TRAIN
CHEVROLET BLAZER 2019 130000 VISIBILITY
CHEVROLET BLAZER 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET BLAZER 2019 280000 BACK OVER PREVENTION
CHEVROLET BLAZER 2019 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2019 350000 EQUIPMENT
CHEVROLET CAMARO 2019 100000 POWER TRAIN
CHEVROLET CAMARO 2019 130000 VISIBILITY
CHEVROLET CAMARO 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET CAMARO 2019 280000 BACK OVER PREVENTION
CHEVROLET CAMARO 2019 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2019 350000 EQUIPMENT
CADILLAC CT6 2019 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2019 350000 EQUIPMENT
CADILLAC CT6 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
CADILLAC CT6 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
CADILLAC CT6 2019 350000 EQUIPMENT
CADILLAC CT6 2019 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2019 100000 POWER TRAIN
CADILLAC CT6 2019 130000 VISIBILITY
CADILLAC CT6 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC CT6 2019 280000 BACK OVER PREVENTION
CADILLAC CT6 2019 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2019 350000 EQUIPMENT
CHEVROLET EQUINOX 2019 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2019 350000 EQUIPMENT
CHEVROLET EQUINOX 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EQUINOX 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
CHEVROLET EQUINOX 2019 350000 EQUIPMENT
CHEVROLET EQUINOX 2019 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2019 100000 POWER TRAIN
CHEVROLET EQUINOX 2019 130000 VISIBILITY
CHEVROLET EQUINOX 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET EQUINOX 2019 280000 BACK OVER PREVENTION
CHEVROLET EQUINOX 2019 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2019 350000 EQUIPMENT
BUICK LACROSSE 2019 100000 POWER TRAIN
BUICK LACROSSE 2019 130000 VISIBILITY
BUICK LACROSSE 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
BUICK LACROSSE 2019 280000 BACK OVER PREVENTION
BUICK LACROSSE 2019 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2019 350000 EQUIPMENT
GMC SIERRA 1500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2019 350000 EQUIPMENT
GMC SIERRA 1500 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SIERRA 1500 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
GMC SIERRA 1500 2019 350000 EQUIPMENT
GMC SIERRA 1500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2019 100000 POWER TRAIN
GMC SIERRA 1500 2019 130000 VISIBILITY
GMC SIERRA 1500 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
GMC SIERRA 1500 2019 280000 BACK OVER PREVENTION
GMC SIERRA 1500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2019 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2019 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET SILVERADO 1500 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
CHEVROLET SILVERADO 1500 2019 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2019 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2019 130000 VISIBILITY
CHEVROLET SILVERADO 1500 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CHEVROLET SILVERADO 1500 2019 280000 BACK OVER PREVENTION
CHEVROLET SILVERADO 1500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2019 350000 EQUIPMENT
GMC TERRAIN 2019 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2019 350000 EQUIPMENT
GMC TERRAIN 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC TERRAIN 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
GMC TERRAIN 2019 350000 EQUIPMENT
GMC TERRAIN 2019 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2019 100000 POWER TRAIN
GMC TERRAIN 2019 130000 VISIBILITY
GMC TERRAIN 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
GMC TERRAIN 2019 280000 BACK OVER PREVENTION
GMC TERRAIN 2019 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2019 350000 EQUIPMENT
CADILLAC XT4 2019 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2019 350000 EQUIPMENT
CADILLAC XT4 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY
CADILLAC XT4 2019 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
CADILLAC XT4 2019 350000 EQUIPMENT
CADILLAC XT4 2019 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2019 100000 POWER TRAIN
CADILLAC XT4 2019 130000 VISIBILITY
CADILLAC XT4 2019 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
CADILLAC XT4 2019 280000 BACK OVER PREVENTION
CADILLAC XT4 2019 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2019 350000 EQUIPMENT

Related BUICK Recalls

CampaignModelYearComponentSummary
REGAL 2013 SUSPENSION:REAR General Motors, LLC (GM) is recalling certain 2012–2013 Buick Regal Turbo and...
REGAL 2012 SUSPENSION:REAR General Motors, LLC (GM) is recalling certain 2012–2013 Buick Regal Turbo and...
ENCLAVE 2026 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER ... General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cad...
ENVISION 2026 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER ... General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cad...
VERANO 2014 AIR BAGS:SIDE/WINDOW General Motors, LLC (GM) is recalling certain 2014 Buick Verano and Chevrolet...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized BUICK dealer. Bring this bulletin ID (19NA076) 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.