TSB: BUICK 3500, ACADIA, ATS, ATS-V, CAMARO, CANYON, CAPRICE, CAPRICE POLICE PURSUIT, CAPTIVA, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, CTS-V, ELR, ENCLAVE, ENCORE, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, EXPRESS CUTAWAY VAN, GM, IMPALA, LACROSSE, MALIBU, N300, REGAL, SAVANA, SAVANA 1500, SAVANA 2500, SAVANA 3500, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TAHOE POLICE PURSUIT, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2015)

Bulletin PIT5354 — November 1, 2014

Bulletin Details

Bulletin IDPIT5354
ManufacturerBUICK
Models3500, ACADIA, ATS, ATS-V, CAMARO, CANYON, CAPRICE, CAPRICE POLICE PURSUIT, CAPTIVA, CITY EXPRESS, COBALT, COLORADO, CORVETTE, CRUZE, CT6, CTS, CTS-V, ELR, ENCLAVE, ENCORE, EQUINOX, ESCALADE, ESCALADE ESV, EXPRESS, EXPRESS CUTAWAY VAN, GM, IMPALA, LACROSSE, MALIBU, N300, REGAL, SAVANA, SAVANA 1500, SAVANA 2500, SAVANA 3500, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SONIC, SPARK, SPARK EV, SRX, SS, SUBURBAN, TAHOE, TAHOE POLICE PURSUIT, TERRAIN, TRAVERSE, TRAX, VERANO, VOLT, XT5, XTS, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL
Model Years2015
Date IssuedNovember 1, 2014
Date Added to NHTSAApril 1, 2024
ComponentELECTRICAL SYSTEM
Vehicles Affected102 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

Identifying If A Vehicle Is Equipped With OnStar 4G LTE Wi-Fi.

Affected Vehicles

MakeModelYearComponent
CHEVROLET 3500 2015 353000 EQUIPMENT:ELECTRICAL
GMC ACADIA 2015 110000 ELECTRICAL SYSTEM
GMC ACADIA 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC ATS 2015 110000 ELECTRICAL SYSTEM
CADILLAC ATS 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC ATS-V 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CAMARO 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CAMARO 2015 353000 EQUIPMENT:ELECTRICAL
GMC CANYON 2015 110000 ELECTRICAL SYSTEM
GMC CANYON 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CAPRICE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CAPRICE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CAPRICE POLICE PURSUIT 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CAPTIVA 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CAPTIVA 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CITY EXPRESS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CITY EXPRESS 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COBALT 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET COLORADO 2015 110000 ELECTRICAL SYSTEM
CHEVROLET COLORADO 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CORVETTE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CORVETTE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET CRUZE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET CRUZE 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC CT6 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS 2015 110000 ELECTRICAL SYSTEM
CADILLAC CTS 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC CTS-V 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC ELR 2015 110000 ELECTRICAL SYSTEM
CADILLAC ELR 2015 353000 EQUIPMENT:ELECTRICAL
BUICK ENCLAVE 2015 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2015 353000 EQUIPMENT:ELECTRICAL
BUICK ENCORE 2015 110000 ELECTRICAL SYSTEM
BUICK ENCORE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EQUINOX 2015 110000 ELECTRICAL SYSTEM
CHEVROLET EQUINOX 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE 2015 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE ESV 2015 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EXPRESS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET EXPRESS 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET EXPRESS CUTAWAY VAN 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET IMPALA 2015 110000 ELECTRICAL SYSTEM
CHEVROLET IMPALA 2015 353000 EQUIPMENT:ELECTRICAL
BUICK LACROSSE 2015 110000 ELECTRICAL SYSTEM
BUICK LACROSSE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET MALIBU 2015 110000 ELECTRICAL SYSTEM
CHEVROLET MALIBU 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET N300 2015 353000 EQUIPMENT:ELECTRICAL
BUICK REGAL 2015 110000 ELECTRICAL SYSTEM
BUICK REGAL 2015 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 2015 110000 ELECTRICAL SYSTEM
GMC SAVANA 2015 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 1500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 2500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SAVANA 3500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 2500 2015 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 3500 2015 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA DENALI 2015 110000 ELECTRICAL SYSTEM
GMC SIERRA DENALI 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 2500 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 3500 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SONIC 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SONIC 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SPARK 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SPARK EV 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SPARK EV 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC SRX 2015 110000 ELECTRICAL SYSTEM
CADILLAC SRX 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SS 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SS 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2015 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE POLICE PURSUIT 2015 353000 EQUIPMENT:ELECTRICAL
GMC TERRAIN 2015 110000 ELECTRICAL SYSTEM
GMC TERRAIN 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TRAVERSE 2015 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TRAX 2015 110000 ELECTRICAL SYSTEM
CHEVROLET TRAX 2015 353000 EQUIPMENT:ELECTRICAL
BUICK VERANO 2015 110000 ELECTRICAL SYSTEM
BUICK VERANO 2015 353000 EQUIPMENT:ELECTRICAL
CHEVROLET VOLT 2015 110000 ELECTRICAL SYSTEM
CHEVROLET VOLT 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC XT5 2015 353000 EQUIPMENT:ELECTRICAL
CADILLAC XTS 2015 110000 ELECTRICAL SYSTEM
CADILLAC XTS 2015 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2015 110000 ELECTRICAL SYSTEM
GMC YUKON 2015 353000 EQUIPMENT:ELECTRICAL
GMC YUKON DENALI 2015 353000 EQUIPMENT:ELECTRICAL
GMC YUKON DENALI XL 2015 353000 EQUIPMENT:ELECTRICAL
GMC YUKON XL 2015 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2015 353000 EQUIPMENT:ELECTRICAL
GMC GM 350000 EQUIPMENT

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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 (PIT5354) 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.