TSB: BUICK ACADIA, ATS, BLAZER, CAMARO, CANYON, COLORADO, CT5, CT6, CTS, LACROSSE, REGAL, XT5, XT6 (2016–2021)

Bulletin PIP5730A — December 29, 2020

Bulletin Details

Bulletin IDPIP5730A
ManufacturerBUICK
ModelsACADIA, ATS, BLAZER, CAMARO, CANYON, COLORADO, CT5, CT6, CTS, LACROSSE, REGAL, XT5, XT6
Model Years2016–2021
Date IssuedDecember 29, 2020
Date Added to NHTSAFebruary 16, 2021
ComponentEQUIPMENT
Vehicles Affected98 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 communicates additional diagnostic information for DTC's P0016 and P0018.

Affected Vehicles

MakeModelYearComponent
CHEVROLET BLAZER 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET BLAZER 2021 350000 EQUIPMENT
CHEVROLET CAMARO 2021 350000 EQUIPMENT
CHEVROLET CAMARO 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CT5 2021 350000 EQUIPMENT
CADILLAC CT5 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT5 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT5 2021 350000 EQUIPMENT
CADILLAC XT6 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT6 2021 350000 EQUIPMENT
GMC ACADIA 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC ACADIA 2020 350000 EQUIPMENT
CHEVROLET BLAZER 2020 350000 EQUIPMENT
CHEVROLET BLAZER 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2020 350000 EQUIPMENT
GMC CANYON 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC CANYON 2020 350000 EQUIPMENT
CHEVROLET COLORADO 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET COLORADO 2020 350000 EQUIPMENT
CADILLAC CT5 2020 350000 EQUIPMENT
CADILLAC CT5 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CT6 2020 350000 EQUIPMENT
CADILLAC CT6 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK REGAL 2020 350000 EQUIPMENT
BUICK REGAL 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT5 2020 350000 EQUIPMENT
CADILLAC XT5 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT6 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT6 2020 350000 EQUIPMENT
GMC ACADIA 2019 350000 EQUIPMENT
GMC ACADIA 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC ATS 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC ATS 2019 350000 EQUIPMENT
CHEVROLET BLAZER 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET BLAZER 2019 350000 EQUIPMENT
CHEVROLET CAMARO 2019 350000 EQUIPMENT
CHEVROLET CAMARO 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC CANYON 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC CANYON 2019 350000 EQUIPMENT
CHEVROLET COLORADO 2019 350000 EQUIPMENT
CHEVROLET COLORADO 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CT6 2019 350000 EQUIPMENT
CADILLAC CT6 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2019 350000 EQUIPMENT
BUICK LACROSSE 2019 350000 EQUIPMENT
BUICK LACROSSE 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK REGAL 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK REGAL 2019 350000 EQUIPMENT
CADILLAC XT5 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT5 2019 350000 EQUIPMENT
GMC ACADIA 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC ACADIA 2018 350000 EQUIPMENT
CADILLAC ATS 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC ATS 2018 350000 EQUIPMENT
CHEVROLET CAMARO 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2018 350000 EQUIPMENT
GMC CANYON 2018 350000 EQUIPMENT
GMC CANYON 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET COLORADO 2018 350000 EQUIPMENT
CHEVROLET COLORADO 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CT6 2018 350000 EQUIPMENT
CADILLAC CT6 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2018 350000 EQUIPMENT
CADILLAC CTS 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK LACROSSE 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK LACROSSE 2018 350000 EQUIPMENT
BUICK REGAL 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK REGAL 2018 350000 EQUIPMENT
CADILLAC XT5 2018 350000 EQUIPMENT
CADILLAC XT5 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC ACADIA 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC ACADIA 2017 350000 EQUIPMENT
CADILLAC ATS 2017 350000 EQUIPMENT
CADILLAC ATS 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2017 350000 EQUIPMENT
GMC CANYON 2017 350000 EQUIPMENT
GMC CANYON 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET COLORADO 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET COLORADO 2017 350000 EQUIPMENT
CADILLAC CT6 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CT6 2017 350000 EQUIPMENT
CADILLAC CTS 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2017 350000 EQUIPMENT
BUICK LACROSSE 2017 350000 EQUIPMENT
BUICK LACROSSE 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC XT5 2017 350000 EQUIPMENT
CADILLAC XT5 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC ATS 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC ATS 2016 350000 EQUIPMENT
CHEVROLET CAMARO 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CAMARO 2016 350000 EQUIPMENT
CADILLAC CT6 2016 350000 EQUIPMENT
CADILLAC CT6 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2016 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CADILLAC CTS 2016 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 (PIP5730A) 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.