TSB: BUICK ACADIA, AVALANCHE, CAPRICE, CTS, DTS, ENCLAVE, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G8, H2, IMPALA, LUCERNE, MONTE CARLO, OUTLOOK, SAVANA, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SRX, SUBURBAN, TAHOE, TORRENT, TRAVERSE, VUE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2006–2012)

Bulletin PIT5028B — April 21, 2015

Bulletin Details

Bulletin IDPIT5028B
ManufacturerBUICK
ModelsACADIA, AVALANCHE, CAPRICE, CTS, DTS, ENCLAVE, EQUINOX, ESCALADE, ESCALADE ESV, ESCALADE EXT, EXPRESS, G8, H2, IMPALA, LUCERNE, MONTE CARLO, OUTLOOK, SAVANA, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SRX, SUBURBAN, TAHOE, TORRENT, TRAVERSE, VUE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL
Model Years2006–2012
Date IssuedApril 21, 2015
Date Added to NHTSAAugust 15, 2017
ComponentELECTRICAL SYSTEM:SOFTWARE
Vehicles Affected159 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 vehicle starts and stalls on the first initial start after the replacement of the Theft Deterrent Module. Technician will need to use the scan tool to c

Affected Vehicles

MakeModelYearComponent
GMC ACADIA 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET CAPRICE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC CTS 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK ENCLAVE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TRAVERSE 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC ACADIA 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET CAPRICE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC CTS 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK ENCLAVE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 1500 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC SRX 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TRAVERSE 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2011 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC ACADIA 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC CTS 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK ENCLAVE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
HUMMER H2 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN OUTLOOK 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 1500 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC SRX 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TRAVERSE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN VUE 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2010 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC ACADIA 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC CTS 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK ENCLAVE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EQUINOX 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
PONTIAC G8 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
HUMMER H2 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN OUTLOOK 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 1500 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
PONTIAC TORRENT 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TRAVERSE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN VUE 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2009 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC ACADIA 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC CTS 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK ENCLAVE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EQUINOX 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
PONTIAC G8 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
HUMMER H2 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN OUTLOOK 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 1500 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
PONTIAC TORRENT 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN VUE 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2008 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC ACADIA 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET AVALANCHE 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EQUINOX 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE ESV 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC ESCALADE EXT 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET EXPRESS 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET MONTE CARLO 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
SATURN OUTLOOK 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SAVANA 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA 2500 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC SIERRA DENALI 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 1500 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SILVERADO 2500 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC SRX 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET SUBURBAN 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET TAHOE 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
PONTIAC TORRENT 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON DENALI XL 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
GMC YUKON XL 2007 118000 ELECTRICAL SYSTEM:SOFTWARE
CADILLAC DTS 2006 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET IMPALA 2006 118000 ELECTRICAL SYSTEM:SOFTWARE
BUICK LUCERNE 2006 118000 ELECTRICAL SYSTEM:SOFTWARE
CHEVROLET MONTE CARLO 2006 118000 ELECTRICAL SYSTEM:SOFTWARE

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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 (PIT5028B) 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.