TSB: CADILLAC ATS, AVALANCHE, CAMARO, CANYON, COLORADO, CORVETTE, CTS, ESCALADE ESV, EXPRESS, G8, H2, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SRX, STS, SUBURBAN, TAHOE, XLR, YUKON DENALI, YUKON XL (2006–2019)

Bulletin PIP4021D — February 21, 2019

Bulletin Details

Bulletin IDPIP4021D
ManufacturerCADILLAC
ModelsATS, AVALANCHE, CAMARO, CANYON, COLORADO, CORVETTE, CTS, ESCALADE ESV, EXPRESS, G8, H2, SAVANA, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SRX, STS, SUBURBAN, TAHOE, XLR, YUKON DENALI, YUKON XL
Model Years2006–2019
Date IssuedFebruary 21, 2019
Date Added to NHTSAMarch 11, 2019
ComponentPOWER TRAIN
Vehicles Affected198 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 that a whine noise heard from the automatic transmission fluid pan hear with the the key on and engine off, or for up to one minute after the vehicle has been

Affected Vehicles

MakeModelYearComponent
GMC CANYON 2019 100000 POWER TRAIN
CHEVROLET COLORADO 2019 100000 POWER TRAIN
CHEVROLET EXPRESS 2019 100000 POWER TRAIN
GMC SAVANA 2019 100000 POWER TRAIN
GMC SIERRA 1500 2019 100000 POWER TRAIN
GMC SIERRA 2500 2019 100000 POWER TRAIN
GMC SIERRA 3500 2019 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2019 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2019 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2019 100000 POWER TRAIN
CHEVROLET SUBURBAN 2019 100000 POWER TRAIN
CHEVROLET TAHOE 2019 100000 POWER TRAIN
GMC YUKON DENALI 2019 100000 POWER TRAIN
GMC CANYON 2018 100000 POWER TRAIN
CHEVROLET COLORADO 2018 100000 POWER TRAIN
CHEVROLET EXPRESS 2018 100000 POWER TRAIN
GMC SAVANA 2018 100000 POWER TRAIN
GMC SIERRA 1500 2018 100000 POWER TRAIN
GMC SIERRA 2500 2018 100000 POWER TRAIN
GMC SIERRA 3500 2018 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2018 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2018 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2018 100000 POWER TRAIN
CHEVROLET SUBURBAN 2018 100000 POWER TRAIN
CHEVROLET TAHOE 2018 100000 POWER TRAIN
GMC YUKON DENALI 2018 100000 POWER TRAIN
GMC CANYON 2017 100000 POWER TRAIN
CHEVROLET COLORADO 2017 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2017 100000 POWER TRAIN
CHEVROLET EXPRESS 2017 100000 POWER TRAIN
GMC SAVANA 2017 100000 POWER TRAIN
GMC SIERRA 2017 100000 POWER TRAIN
GMC SIERRA 1500 2017 100000 POWER TRAIN
GMC SIERRA 2500 2017 100000 POWER TRAIN
GMC SIERRA 3500 2017 100000 POWER TRAIN
CHEVROLET SILVERADO 2017 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2017 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2017 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2017 100000 POWER TRAIN
CHEVROLET SUBURBAN 2017 100000 POWER TRAIN
CHEVROLET TAHOE 2017 100000 POWER TRAIN
GMC YUKON DENALI 2017 100000 POWER TRAIN
GMC CANYON 2016 100000 POWER TRAIN
CHEVROLET COLORADO 2016 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2016 100000 POWER TRAIN
CHEVROLET EXPRESS 2016 100000 POWER TRAIN
GMC SAVANA 2016 100000 POWER TRAIN
GMC SIERRA 1500 2016 100000 POWER TRAIN
GMC SIERRA 2500 2016 100000 POWER TRAIN
GMC SIERRA 3500 2016 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2016 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2016 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2016 100000 POWER TRAIN
CHEVROLET SUBURBAN 2016 100000 POWER TRAIN
CHEVROLET TAHOE 2016 100000 POWER TRAIN
GMC YUKON DENALI 2016 100000 POWER TRAIN
CADILLAC ATS 2015 100000 POWER TRAIN
CHEVROLET CAMARO 2015 100000 POWER TRAIN
GMC CANYON 2015 100000 POWER TRAIN
CHEVROLET COLORADO 2015 100000 POWER TRAIN
CADILLAC CTS 2015 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2015 100000 POWER TRAIN
CHEVROLET EXPRESS 2015 100000 POWER TRAIN
GMC SAVANA 2015 100000 POWER TRAIN
GMC SIERRA 1500 2015 100000 POWER TRAIN
GMC SIERRA 2500 2015 100000 POWER TRAIN
GMC SIERRA 3500 2015 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2015 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2015 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2015 100000 POWER TRAIN
CHEVROLET SUBURBAN 2015 100000 POWER TRAIN
CHEVROLET TAHOE 2015 100000 POWER TRAIN
GMC YUKON DENALI 2015 100000 POWER TRAIN
CADILLAC ATS 2014 100000 POWER TRAIN
CHEVROLET CAMARO 2014 100000 POWER TRAIN
CHEVROLET CORVETTE 2014 100000 POWER TRAIN
CADILLAC CTS 2014 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2014 100000 POWER TRAIN
CHEVROLET EXPRESS 2014 100000 POWER TRAIN
GMC SAVANA 2014 100000 POWER TRAIN
GMC SIERRA 1500 2014 100000 POWER TRAIN
GMC SIERRA 2500 2014 100000 POWER TRAIN
GMC SIERRA 3500 2014 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2014 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2014 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2014 100000 POWER TRAIN
CHEVROLET SUBURBAN 2014 100000 POWER TRAIN
CHEVROLET TAHOE 2014 100000 POWER TRAIN
GMC YUKON XL 2014 100000 POWER TRAIN
CADILLAC ATS 2013 100000 POWER TRAIN
CHEVROLET AVALANCHE 2013 100000 POWER TRAIN
CHEVROLET CAMARO 2013 100000 POWER TRAIN
CHEVROLET CORVETTE 2013 100000 POWER TRAIN
CADILLAC CTS 2013 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2013 100000 POWER TRAIN
CHEVROLET EXPRESS 2013 100000 POWER TRAIN
GMC SAVANA 2013 100000 POWER TRAIN
GMC SIERRA 1500 2013 100000 POWER TRAIN
GMC SIERRA 2500 2013 100000 POWER TRAIN
GMC SIERRA 3500 2013 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2013 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2013 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2013 100000 POWER TRAIN
CHEVROLET SUBURBAN 2013 100000 POWER TRAIN
CHEVROLET TAHOE 2013 100000 POWER TRAIN
GMC YUKON DENALI 2013 100000 POWER TRAIN
CHEVROLET AVALANCHE 2012 100000 POWER TRAIN
CHEVROLET CAMARO 2012 100000 POWER TRAIN
CHEVROLET CORVETTE 2012 100000 POWER TRAIN
CADILLAC CTS 2012 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2012 100000 POWER TRAIN
CHEVROLET EXPRESS 2012 100000 POWER TRAIN
GMC SAVANA 2012 100000 POWER TRAIN
GMC SIERRA 1500 2012 100000 POWER TRAIN
GMC SIERRA 2500 2012 100000 POWER TRAIN
GMC SIERRA 3500 2012 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2012 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2012 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2012 100000 POWER TRAIN
CHEVROLET SUBURBAN 2012 100000 POWER TRAIN
CHEVROLET TAHOE 2012 100000 POWER TRAIN
GMC YUKON DENALI 2012 100000 POWER TRAIN
CHEVROLET AVALANCHE 2011 100000 POWER TRAIN
CHEVROLET CAMARO 2011 100000 POWER TRAIN
CHEVROLET CORVETTE 2011 100000 POWER TRAIN
CADILLAC CTS 2011 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2011 100000 POWER TRAIN
CHEVROLET EXPRESS 2011 100000 POWER TRAIN
GMC SAVANA 2011 100000 POWER TRAIN
GMC SIERRA 1500 2011 100000 POWER TRAIN
GMC SIERRA 2500 2011 100000 POWER TRAIN
GMC SIERRA 3500 2011 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2011 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2011 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2011 100000 POWER TRAIN
CADILLAC STS 2011 100000 POWER TRAIN
CHEVROLET SUBURBAN 2011 100000 POWER TRAIN
CHEVROLET TAHOE 2011 100000 POWER TRAIN
GMC YUKON DENALI 2011 100000 POWER TRAIN
CHEVROLET AVALANCHE 2010 100000 POWER TRAIN
CHEVROLET CAMARO 2010 100000 POWER TRAIN
CHEVROLET CORVETTE 2010 100000 POWER TRAIN
CADILLAC CTS 2010 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2010 100000 POWER TRAIN
CHEVROLET EXPRESS 2010 100000 POWER TRAIN
GMC SAVANA 2010 100000 POWER TRAIN
GMC SIERRA 1500 2010 100000 POWER TRAIN
GMC SIERRA 2500 2010 100000 POWER TRAIN
GMC SIERRA 3500 2010 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2010 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2010 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2010 100000 POWER TRAIN
CADILLAC STS 2010 100000 POWER TRAIN
CHEVROLET SUBURBAN 2010 100000 POWER TRAIN
CHEVROLET TAHOE 2010 100000 POWER TRAIN
GMC YUKON DENALI 2010 100000 POWER TRAIN
CHEVROLET AVALANCHE 2009 100000 POWER TRAIN
CHEVROLET CORVETTE 2009 100000 POWER TRAIN
CADILLAC CTS 2009 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2009 100000 POWER TRAIN
PONTIAC G8 2009 100000 POWER TRAIN
HUMMER H2 2009 100000 POWER TRAIN
GMC SIERRA 1500 2009 100000 POWER TRAIN
GMC SIERRA 2500 2009 100000 POWER TRAIN
GMC SIERRA 3500 2009 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2009 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2009 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2009 100000 POWER TRAIN
CADILLAC SRX 2009 100000 POWER TRAIN
CADILLAC STS 2009 100000 POWER TRAIN
CHEVROLET SUBURBAN 2009 100000 POWER TRAIN
CHEVROLET TAHOE 2009 100000 POWER TRAIN
CADILLAC XLR 2009 100000 POWER TRAIN
GMC YUKON DENALI 2009 100000 POWER TRAIN
CHEVROLET CORVETTE 2008 100000 POWER TRAIN
CADILLAC CTS 2008 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2008 100000 POWER TRAIN
PONTIAC G8 2008 100000 POWER TRAIN
HUMMER H2 2008 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2008 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2008 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2008 100000 POWER TRAIN
CADILLAC SRX 2008 100000 POWER TRAIN
CADILLAC STS 2008 100000 POWER TRAIN
CADILLAC XLR 2008 100000 POWER TRAIN
GMC YUKON DENALI 2008 100000 POWER TRAIN
CHEVROLET CORVETTE 2007 100000 POWER TRAIN
CADILLAC ESCALADE ESV 2007 100000 POWER TRAIN
CHEVROLET SILVERADO 1500 2007 100000 POWER TRAIN
CHEVROLET SILVERADO 2500 2007 100000 POWER TRAIN
CHEVROLET SILVERADO 3500 2007 100000 POWER TRAIN
CADILLAC SRX 2007 100000 POWER TRAIN
CADILLAC STS 2007 100000 POWER TRAIN
CADILLAC XLR 2007 100000 POWER TRAIN
GMC YUKON DENALI 2007 100000 POWER TRAIN
CHEVROLET CORVETTE 2006 100000 POWER TRAIN
CADILLAC STS 2006 100000 POWER TRAIN
CADILLAC XLR 2006 100000 POWER TRAIN

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What Should You Do?

If your vehicle is affected by this TSB, contact your authorized CADILLAC dealer. Bring this bulletin ID (PIP4021D) 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.