TSB: CADILLAC ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON, YUKON XL (2014–2016)
Bulletin PIT-5457-A — April 14, 2016
Bulletin Details
| Bulletin ID | PIT-5457-A |
| Manufacturer | CADILLAC |
| Models | ESCALADE, ESCALADE ESV, SIERRA 1500, SILVERADO 1500, SUBURBAN, TAHOE, YUKON, YUKON XL |
| Model Years | 2014–2016 |
| Date Issued | April 14, 2016 |
| Date Added to NHTSA | August 12, 2016 |
| Component | STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| Vehicles Affected | 72 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 ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN, AND COMPLETING A WIRING REPAIR. THE VEHICLE MAY HAVE A SERVICE ANTILOCK BRAKING SYSTEM, TRACTION CONTROL, POWER STEERING OR SUSPENSIO
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| CADILLAC | ESCALADE | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CADILLAC | ESCALADE | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CADILLAC | ESCALADE | 2016 | 020000 SUSPENSION |
| CADILLAC | ESCALADE | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CADILLAC | ESCALADE ESV | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CADILLAC | ESCALADE ESV | 2016 | 020000 SUSPENSION |
| CADILLAC | ESCALADE ESV | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CADILLAC | ESCALADE ESV | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2016 | 020000 SUSPENSION |
| GMC | SIERRA 1500 | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2016 | 020000 SUSPENSION |
| CHEVROLET | SILVERADO 1500 | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | SILVERADO 1500 | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | SUBURBAN | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SUBURBAN | 2016 | 020000 SUSPENSION |
| CHEVROLET | SUBURBAN | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | SUBURBAN | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | TAHOE | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | TAHOE | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | TAHOE | 2016 | 020000 SUSPENSION |
| CHEVROLET | TAHOE | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | YUKON | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | YUKON | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | YUKON | 2016 | 020000 SUSPENSION |
| GMC | YUKON | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | YUKON XL | 2016 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | YUKON XL | 2016 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | YUKON XL | 2016 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | YUKON XL | 2016 | 020000 SUSPENSION |
| CADILLAC | ESCALADE | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CADILLAC | ESCALADE | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CADILLAC | ESCALADE | 2015 | 020000 SUSPENSION |
| CADILLAC | ESCALADE | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CADILLAC | ESCALADE ESV | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CADILLAC | ESCALADE ESV | 2015 | 020000 SUSPENSION |
| CADILLAC | ESCALADE ESV | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CADILLAC | ESCALADE ESV | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2015 | 020000 SUSPENSION |
| GMC | SIERRA 1500 | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2015 | 020000 SUSPENSION |
| CHEVROLET | SILVERADO 1500 | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | SILVERADO 1500 | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | SUBURBAN | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | SUBURBAN | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | SUBURBAN | 2015 | 020000 SUSPENSION |
| CHEVROLET | SUBURBAN | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | TAHOE | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | TAHOE | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | TAHOE | 2015 | 020000 SUSPENSION |
| CHEVROLET | TAHOE | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | YUKON | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | YUKON | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | YUKON | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | YUKON | 2015 | 020000 SUSPENSION |
| GMC | YUKON XL | 2015 | 020000 SUSPENSION |
| GMC | YUKON XL | 2015 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | YUKON XL | 2015 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | YUKON XL | 2015 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| GMC | SIERRA 1500 | 2014 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2014 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| GMC | SIERRA 1500 | 2014 | 020000 SUSPENSION |
| GMC | SIERRA 1500 | 2014 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2014 | 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM |
| CHEVROLET | SILVERADO 1500 | 2014 | 046600 SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT |
| CHEVROLET | SILVERADO 1500 | 2014 | 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT |
| CHEVROLET | SILVERADO 1500 | 2014 | 020000 SUSPENSION |
Related CADILLAC Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized CADILLAC dealer. Bring this bulletin ID (PIT-5457-A) 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.