TSB: BUICK ACADIA, CANYON, COLORADO, CTS, ENCLAVE, ESCALADE, EXPRESS, EXPRESS 1500, H2, H3, IMPALA, LACROSSE, OUTLOOK, REGAL, SAVANA 1500, SIERRA 1500, SILVERADO 1500, STS, SUBURBAN, SUBURBAN 1500, TAHOE, TRAVERSE, VUE (2007–2016)

Bulletin PIP5627 — February 14, 2019

Bulletin Details

Bulletin IDPIP5627
ManufacturerBUICK
ModelsACADIA, CANYON, COLORADO, CTS, ENCLAVE, ESCALADE, EXPRESS, EXPRESS 1500, H2, H3, IMPALA, LACROSSE, OUTLOOK, REGAL, SAVANA 1500, SIERRA 1500, SILVERADO 1500, STS, SUBURBAN, SUBURBAN 1500, TAHOE, TRAVERSE, VUE
Model Years2007–2016
Date IssuedFebruary 14, 2019
Date Added to NHTSAMarch 11, 2019
ComponentFUEL SYSTEM, GASOLINE
Vehicles Affected100 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 to the dealer an issue where the vehicle's inspection and maintenance monitors along with diagnostic trouble codes may reset unprompted due to the installation of an aftermarket fuel pump control mo

Affected Vehicles

MakeModelYearComponent
CHEVROLET IMPALA 2016 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2015 070000 FUEL SYSTEM, GASOLINE
CHEVROLET IMPALA 2015 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2014 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2014 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2014 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2014 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2014 070000 FUEL SYSTEM, GASOLINE
CHEVROLET IMPALA 2014 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2014 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 2014 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2014 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2014 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2013 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2013 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2013 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET IMPALA 2013 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2013 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2013 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2013 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2012 070000 FUEL SYSTEM, GASOLINE
GMC CANYON 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET COLORADO 2012 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2012 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2012 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2012 070000 FUEL SYSTEM, GASOLINE
BUICK LACROSSE 2012 070000 FUEL SYSTEM, GASOLINE
BUICK REGAL 2012 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2012 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2012 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2012 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2011 070000 FUEL SYSTEM, GASOLINE
GMC CANYON 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET COLORADO 2011 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2011 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2011 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2011 070000 FUEL SYSTEM, GASOLINE
BUICK LACROSSE 2011 070000 FUEL SYSTEM, GASOLINE
BUICK REGAL 2011 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2011 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2011 070000 FUEL SYSTEM, GASOLINE
CADILLAC STS 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 1500 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2011 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2011 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2010 070000 FUEL SYSTEM, GASOLINE
GMC CANYON 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET COLORADO 2010 070000 FUEL SYSTEM, GASOLINE
CADILLAC CTS 2010 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2010 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2010 070000 FUEL SYSTEM, GASOLINE
HUMMER H3 2010 070000 FUEL SYSTEM, GASOLINE
SATURN OUTLOOK 2010 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2010 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 1500 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2010 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2010 070000 FUEL SYSTEM, GASOLINE
SATURN VUE 2010 070000 FUEL SYSTEM, GASOLINE
GMC ACADIA 2009 070000 FUEL SYSTEM, GASOLINE
GMC CANYON 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET COLORADO 2009 070000 FUEL SYSTEM, GASOLINE
BUICK ENCLAVE 2009 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2009 070000 FUEL SYSTEM, GASOLINE
HUMMER H2 2009 070000 FUEL SYSTEM, GASOLINE
HUMMER H3 2009 070000 FUEL SYSTEM, GASOLINE
SATURN OUTLOOK 2009 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2009 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 1500 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2009 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TRAVERSE 2009 070000 FUEL SYSTEM, GASOLINE
SATURN VUE 2009 070000 FUEL SYSTEM, GASOLINE
CADILLAC ESCALADE 2008 070000 FUEL SYSTEM, GASOLINE
CHEVROLET EXPRESS 1500 2008 070000 FUEL SYSTEM, GASOLINE
HUMMER H2 2008 070000 FUEL SYSTEM, GASOLINE
HUMMER H3 2008 070000 FUEL SYSTEM, GASOLINE
GMC SAVANA 1500 2008 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2008 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2008 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SUBURBAN 1500 2008 070000 FUEL SYSTEM, GASOLINE
CHEVROLET TAHOE 2008 070000 FUEL SYSTEM, GASOLINE
SATURN VUE 2008 070000 FUEL SYSTEM, GASOLINE
GMC SIERRA 1500 2007 070000 FUEL SYSTEM, GASOLINE
CHEVROLET SILVERADO 1500 2007 070000 FUEL SYSTEM, GASOLINE

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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 (PIP5627) 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.