TSB: BUICK CORVETTE, EXPRESS, LACROSSE, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SPARK, SPARK EV, SUBURBAN, TAHOE, YUKON, YUKON XL (2010–2015)

Bulletin PI1164A — September 1, 2014

Bulletin Details

Bulletin IDPI1164A
ManufacturerBUICK
ModelsCORVETTE, EXPRESS, LACROSSE, REGAL, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SPARK, SPARK EV, SUBURBAN, TAHOE, YUKON, YUKON XL
Model Years2010–2015
Date IssuedSeptember 1, 2014
Date Added to NHTSADecember 10, 2018
ComponentENGINE (PWS)
Vehicles Affected136 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

SUMMARY TO BE PROVIDED ON A FUTURE DATE.

Affected Vehicles

MakeModelYearComponent
CHEVROLET EXPRESS 2015 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2015 350000 EQUIPMENT
CHEVROLET EXPRESS 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EXPRESS 2015 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2015 060000 ENGINE AND ENGINE COOLING
CHEVROLET EXPRESS 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2015 060000 ENGINE (PWS)
GMC SAVANA 2015 350000 EQUIPMENT
GMC SAVANA 2015 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SAVANA 2015 060000 ENGINE (PWS)
GMC SAVANA 2015 060000 ENGINE AND ENGINE COOLING
GMC SAVANA 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA DENALI 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA DENALI 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SUBURBAN 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SUBURBAN 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET TAHOE 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET TAHOE 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC YUKON 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC YUKON 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC YUKON XL 2015 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC YUKON XL 2015 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET CORVETTE 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET CORVETTE 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET EXPRESS 2014 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2014 350000 EQUIPMENT
CHEVROLET EXPRESS 2014 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EXPRESS 2014 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2014 060000 ENGINE AND ENGINE COOLING
CHEVROLET EXPRESS 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK LACROSSE 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
BUICK LACROSSE 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
BUICK REGAL 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
BUICK REGAL 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2014 060000 ENGINE (PWS)
GMC SAVANA 2014 350000 EQUIPMENT
GMC SAVANA 2014 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SAVANA 2014 060000 ENGINE (PWS)
GMC SAVANA 2014 060000 ENGINE AND ENGINE COOLING
GMC SAVANA 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 1500 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 1500 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 1500 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 1500 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SPARK 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SPARK 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SPARK EV 2014 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SPARK EV 2014 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET EXPRESS 2013 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2013 350000 EQUIPMENT
CHEVROLET EXPRESS 2013 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EXPRESS 2013 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2013 060000 ENGINE AND ENGINE COOLING
CHEVROLET EXPRESS 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2013 060000 ENGINE (PWS)
GMC SAVANA 2013 350000 EQUIPMENT
GMC SAVANA 2013 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SAVANA 2013 060000 ENGINE (PWS)
GMC SAVANA 2013 060000 ENGINE AND ENGINE COOLING
GMC SAVANA 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA DENALI 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA DENALI 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 3500 2013 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 3500 2013 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET EXPRESS 2012 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2012 350000 EQUIPMENT
CHEVROLET EXPRESS 2012 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EXPRESS 2012 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2012 060000 ENGINE AND ENGINE COOLING
CHEVROLET EXPRESS 2012 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2012 060000 ENGINE (PWS)
GMC SAVANA 2012 350000 EQUIPMENT
GMC SAVANA 2012 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SAVANA 2012 060000 ENGINE (PWS)
GMC SAVANA 2012 060000 ENGINE AND ENGINE COOLING
GMC SAVANA 2012 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2012 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA DENALI 2012 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA DENALI 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2012 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2012 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET EXPRESS 2011 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2011 350000 EQUIPMENT
CHEVROLET EXPRESS 2011 356000 EQUIPMENT ADAPTIVE/MOBILITY
CHEVROLET EXPRESS 2011 060000 ENGINE (PWS)
CHEVROLET EXPRESS 2011 060000 ENGINE AND ENGINE COOLING
CHEVROLET EXPRESS 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2011 060000 ENGINE (PWS)
GMC SAVANA 2011 350000 EQUIPMENT
GMC SAVANA 2011 356000 EQUIPMENT ADAPTIVE/MOBILITY
GMC SAVANA 2011 060000 ENGINE (PWS)
GMC SAVANA 2011 060000 ENGINE AND ENGINE COOLING
GMC SAVANA 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA DENALI 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA DENALI 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 1500 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 1500 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2011 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2011 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET EXPRESS 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET EXPRESS 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SAVANA 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SAVANA 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA 2500 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA 2500 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
GMC SIERRA DENALI 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
GMC SIERRA DENALI 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 1500 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 1500 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CHEVROLET SILVERADO 2500 2010 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
CHEVROLET SILVERADO 2500 2010 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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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 (PI1164A) 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.