TSB: BUICK ACADIA, ATS, BLAZER, CAMARO, CANYON, CAPRICE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, EXPRESS, IMPALA, LACROSSE, MALIBU, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON (2010–2022)

Bulletin PIP4670J — March 28, 2022

Bulletin Details

Bulletin IDPIP4670J
ManufacturerBUICK
ModelsACADIA, ATS, BLAZER, CAMARO, CANYON, CAPRICE, CITY EXPRESS, COLORADO, CORVETTE, CRUZE, CT4, CT5, CT6, CTS, ELR, ENCLAVE, ENCORE, ENVISION, EQUINOX, ESCALADE, EXPRESS, IMPALA, LACROSSE, MALIBU, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO 4500HD, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT4, XT5, XT6, XTS, YUKON
Model Years2010–2022
Date IssuedMarch 28, 2022
Date Added to NHTSAApril 18, 2022
ComponentELECTRICAL SYSTEM
Vehicles Affected361 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 Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Affected Vehicles

MakeModelYearComponent
GMC ACADIA 2022 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2022 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2022 110000 ELECTRICAL SYSTEM
GMC CANYON 2022 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2022 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2022 110000 ELECTRICAL SYSTEM
CADILLAC CT4 2022 110000 ELECTRICAL SYSTEM
CADILLAC CT5 2022 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2022 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2022 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2022 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2022 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2022 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2022 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2022 110000 ELECTRICAL SYSTEM
GMC SAVANA 2022 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2022 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2022 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2022 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2022 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2022 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2022 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2022 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2022 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2022 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2022 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2022 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2022 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2022 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2022 110000 ELECTRICAL SYSTEM
CADILLAC XT6 2022 110000 ELECTRICAL SYSTEM
GMC YUKON 2022 110000 ELECTRICAL SYSTEM
GMC ACADIA 2021 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2021 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2021 110000 ELECTRICAL SYSTEM
GMC CANYON 2021 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2021 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2021 110000 ELECTRICAL SYSTEM
CADILLAC CT4 2021 110000 ELECTRICAL SYSTEM
CADILLAC CT5 2021 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2021 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2021 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2021 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2021 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2021 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2021 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2021 110000 ELECTRICAL SYSTEM
GMC SAVANA 2021 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2021 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2021 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2021 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2021 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2021 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2021 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2021 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2021 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2021 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2021 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2021 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2021 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2021 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2021 110000 ELECTRICAL SYSTEM
CADILLAC XT6 2021 110000 ELECTRICAL SYSTEM
GMC YUKON 2021 110000 ELECTRICAL SYSTEM
GMC ACADIA 2020 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2020 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2020 110000 ELECTRICAL SYSTEM
GMC CANYON 2020 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2020 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2020 110000 ELECTRICAL SYSTEM
CADILLAC CT4 2020 110000 ELECTRICAL SYSTEM
CADILLAC CT5 2020 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2020 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2020 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2020 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2020 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2020 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2020 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2020 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2020 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2020 110000 ELECTRICAL SYSTEM
BUICK REGAL 2020 110000 ELECTRICAL SYSTEM
GMC SAVANA 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2020 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 4500HD 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2020 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2020 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2020 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2020 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2020 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2020 110000 ELECTRICAL SYSTEM
CADILLAC XT6 2020 110000 ELECTRICAL SYSTEM
GMC YUKON 2020 110000 ELECTRICAL SYSTEM
GMC ACADIA 2019 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2019 110000 ELECTRICAL SYSTEM
CHEVROLET BLAZER 2019 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2019 110000 ELECTRICAL SYSTEM
GMC CANYON 2019 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2019 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2019 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2019 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2019 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2019 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2019 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2019 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2019 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2019 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2019 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2019 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2019 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2019 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2019 110000 ELECTRICAL SYSTEM
BUICK REGAL 2019 110000 ELECTRICAL SYSTEM
GMC SAVANA 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2019 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 4500HD 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2019 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2019 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2019 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2019 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2019 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2019 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2019 110000 ELECTRICAL SYSTEM
CADILLAC XT4 2019 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2019 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2019 110000 ELECTRICAL SYSTEM
GMC YUKON 2019 110000 ELECTRICAL SYSTEM
GMC ACADIA 2018 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2018 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2018 110000 ELECTRICAL SYSTEM
GMC CANYON 2018 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2018 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2018 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2018 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2018 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2018 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2018 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2018 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2018 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2018 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2018 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2018 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2018 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2018 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2018 110000 ELECTRICAL SYSTEM
BUICK REGAL 2018 110000 ELECTRICAL SYSTEM
GMC SAVANA 2018 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2018 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2018 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2018 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2018 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2018 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2018 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2018 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2018 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2018 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2018 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2018 110000 ELECTRICAL SYSTEM
GMC YUKON 2018 110000 ELECTRICAL SYSTEM
GMC ACADIA 2017 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2017 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2017 110000 ELECTRICAL SYSTEM
GMC CANYON 2017 110000 ELECTRICAL SYSTEM
CHEVROLET CAPRICE 2017 110000 ELECTRICAL SYSTEM
CHEVROLET CITY EXPRESS 2017 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2017 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2017 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2017 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2017 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2017 110000 ELECTRICAL SYSTEM
CADILLAC ELR 2017 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2017 110000 ELECTRICAL SYSTEM
BUICK ENVISION 2017 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2017 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2017 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2017 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2017 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2017 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2017 110000 ELECTRICAL SYSTEM
BUICK REGAL 2017 110000 ELECTRICAL SYSTEM
GMC SAVANA 2017 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2017 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2017 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK EV 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SS 2017 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2017 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2017 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2017 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2017 110000 ELECTRICAL SYSTEM
BUICK VERANO 2017 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2017 110000 ELECTRICAL SYSTEM
CADILLAC XT5 2017 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2017 110000 ELECTRICAL SYSTEM
GMC YUKON 2017 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2016 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2016 110000 ELECTRICAL SYSTEM
GMC CANYON 2016 110000 ELECTRICAL SYSTEM
CHEVROLET CAPRICE 2016 110000 ELECTRICAL SYSTEM
CHEVROLET CITY EXPRESS 2016 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2016 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2016 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2016 110000 ELECTRICAL SYSTEM
CADILLAC CT6 2016 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2016 110000 ELECTRICAL SYSTEM
CADILLAC ELR 2016 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2016 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2016 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2016 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2016 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2016 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2016 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2016 110000 ELECTRICAL SYSTEM
BUICK REGAL 2016 110000 ELECTRICAL SYSTEM
GMC SAVANA 2016 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2016 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2016 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK EV 2016 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SS 2016 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2016 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2016 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2016 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2016 110000 ELECTRICAL SYSTEM
BUICK VERANO 2016 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2016 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2016 110000 ELECTRICAL SYSTEM
GMC YUKON 2016 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2015 110000 ELECTRICAL SYSTEM
GMC CANYON 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CAPRICE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CITY EXPRESS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2015 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2015 110000 ELECTRICAL SYSTEM
CADILLAC ELR 2015 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2015 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2015 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2015 110000 ELECTRICAL SYSTEM
BUICK REGAL 2015 110000 ELECTRICAL SYSTEM
GMC SAVANA 2015 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2015 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2015 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK EV 2015 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2015 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2015 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2015 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2015 110000 ELECTRICAL SYSTEM
BUICK VERANO 2015 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2015 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2015 110000 ELECTRICAL SYSTEM
GMC YUKON 2015 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2014 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2014 110000 ELECTRICAL SYSTEM
CHEVROLET CAPRICE 2014 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2014 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2014 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2014 110000 ELECTRICAL SYSTEM
CADILLAC ELR 2014 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2014 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2014 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2014 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2014 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2014 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2014 110000 ELECTRICAL SYSTEM
BUICK REGAL 2014 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2014 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2014 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK EV 2014 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2014 110000 ELECTRICAL SYSTEM
CHEVROLET SS 2014 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2014 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2014 110000 ELECTRICAL SYSTEM
BUICK VERANO 2014 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2014 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2014 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2013 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2013 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2013 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2013 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2013 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2013 110000 ELECTRICAL SYSTEM
BUICK REGAL 2013 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2013 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2013 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2013 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2013 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2013 110000 ELECTRICAL SYSTEM
BUICK VERANO 2013 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2013 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2013 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2012 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2012 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2012 110000 ELECTRICAL SYSTEM
BUICK REGAL 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2012 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2012 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2012 110000 ELECTRICAL SYSTEM
BUICK VERANO 2012 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2012 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2011 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2011 110000 ELECTRICAL SYSTEM
BUICK REGAL 2011 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2011 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2011 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2010 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2010 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2010 110000 ELECTRICAL SYSTEM

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized BUICK dealer. Bring this bulletin ID (PIP4670J) 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.