TSB: CADILLAC ESCALADE, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, TAHOE, YUKON (2008–2013)

Bulletin PIT4585F — March 20, 2019

Bulletin Details

Bulletin IDPIT4585F
ManufacturerCADILLAC
ModelsESCALADE, SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, TAHOE, YUKON
Model Years2008–2013
Date IssuedMarch 20, 2019
Date Added to NHTSAApril 8, 2019
ComponentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Vehicles Affected81 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 the Serial Data Gateway Module (SDGM) may report "Crash Sense Failed" and the 300v Hybrid Battery Contactors will remain open until the Hybrid Powertrain

Affected Vehicles

MakeModelYearComponent
CADILLAC ESCALADE 2013 350000 EQUIPMENT
CADILLAC ESCALADE 2013 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CADILLAC ESCALADE 2013 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC SIERRA 3500 2013 350000 EQUIPMENT
GMC SIERRA 3500 2013 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 3500 2013 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET SILVERADO 3500 2013 350000 EQUIPMENT
CHEVROLET SILVERADO 3500 2013 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET SILVERADO 3500 2013 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2013 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2013 350000 EQUIPMENT
CHEVROLET TAHOE 2013 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2013 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2013 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2013 350000 EQUIPMENT
CADILLAC ESCALADE 2012 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CADILLAC ESCALADE 2012 350000 EQUIPMENT
CADILLAC ESCALADE 2012 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC SIERRA 2500 2012 350000 EQUIPMENT
GMC SIERRA 2500 2012 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 2500 2012 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET SILVERADO 2500 2012 350000 EQUIPMENT
CHEVROLET SILVERADO 2500 2012 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET SILVERADO 2500 2012 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2012 350000 EQUIPMENT
CHEVROLET TAHOE 2012 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2012 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2012 350000 EQUIPMENT
GMC YUKON 2012 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2012 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CADILLAC ESCALADE 2011 350000 EQUIPMENT
CADILLAC ESCALADE 2011 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CADILLAC ESCALADE 2011 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC SIERRA 3500 2011 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 3500 2011 350000 EQUIPMENT
GMC SIERRA 3500 2011 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET SILVERADO 1500 2011 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET SILVERADO 1500 2011 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2011 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2011 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2011 350000 EQUIPMENT
CHEVROLET TAHOE 2011 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2011 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2011 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2011 350000 EQUIPMENT
CADILLAC ESCALADE 2010 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CADILLAC ESCALADE 2010 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CADILLAC ESCALADE 2010 350000 EQUIPMENT
GMC SIERRA 1500 2010 350000 EQUIPMENT
GMC SIERRA 1500 2010 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 1500 2010 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET SILVERADO 1500 2010 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2010 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET SILVERADO 1500 2010 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2010 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET TAHOE 2010 350000 EQUIPMENT
CHEVROLET TAHOE 2010 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2010 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2010 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2010 350000 EQUIPMENT
CADILLAC ESCALADE 2009 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CADILLAC ESCALADE 2009 350000 EQUIPMENT
CADILLAC ESCALADE 2009 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 1500 2009 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC SIERRA 1500 2009 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC SIERRA 1500 2009 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2009 350000 EQUIPMENT
CHEVROLET SILVERADO 1500 2009 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET SILVERADO 1500 2009 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2009 350000 EQUIPMENT
CHEVROLET TAHOE 2009 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET TAHOE 2009 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2009 350000 EQUIPMENT
GMC YUKON 2009 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
GMC YUKON 2009 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
CHEVROLET TAHOE 2008 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
CHEVROLET TAHOE 2008 350000 EQUIPMENT
CHEVROLET TAHOE 2008 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2008 350000 EQUIPMENT
GMC YUKON 2008 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
GMC YUKON 2008 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

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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 (PIT4585F) 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.