TSB: BUICK ACADIA, AVALANCHE, ENCLAVE, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, TRAVERSE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON HYBRID, YUKON XL, YUKON XL 1500, YUKON XL 2500 (2012)

Bulletin PIT5170 — October 1, 2012

Bulletin Details

Bulletin IDPIT5170
ManufacturerBUICK
ModelsACADIA, AVALANCHE, ENCLAVE, ESCALADE, ESCALADE ESV, ESCALADE EXT, SIERRA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, TAHOE, TRAVERSE, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON HYBRID, YUKON XL, YUKON XL 1500, YUKON XL 2500
Model Years2012
Date IssuedOctober 1, 2012
Date Added to NHTSADecember 25, 2023
ComponentELECTRICAL SYSTEM
Vehicles Affected104 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

Power Seat Moves In Short Bursts and/or Heated Seats

Affected Vehicles

MakeModelYearComponent
GMC ACADIA 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC ACADIA 2012 353000 EQUIPMENT:ELECTRICAL
GMC ACADIA 2012 110000 ELECTRICAL SYSTEM
GMC ACADIA 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC ACADIA 2012 110000 ELECTRICAL SYSTEM
GMC ACADIA 2012 220000 SEATS
CHEVROLET AVALANCHE 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CHEVROLET AVALANCHE 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET AVALANCHE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CHEVROLET AVALANCHE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET AVALANCHE 2012 220000 SEATS
BUICK ENCLAVE 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
BUICK ENCLAVE 2012 353000 EQUIPMENT:ELECTRICAL
BUICK ENCLAVE 2012 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
BUICK ENCLAVE 2012 110000 ELECTRICAL SYSTEM
BUICK ENCLAVE 2012 220000 SEATS
CADILLAC ESCALADE 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CADILLAC ESCALADE 2012 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE ESV 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CADILLAC ESCALADE ESV 2012 353000 EQUIPMENT:ELECTRICAL
CADILLAC ESCALADE ESV 2012 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CADILLAC ESCALADE ESV 2012 110000 ELECTRICAL SYSTEM
CADILLAC ESCALADE ESV 2012 220000 SEATS
CADILLAC ESCALADE EXT 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CADILLAC ESCALADE EXT 2012 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC SIERRA 2012 353000 EQUIPMENT:ELECTRICAL
GMC SIERRA 1500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC SIERRA 1500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 1500 2012 220000 SEATS
GMC SIERRA 2500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC SIERRA 2500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 2500 2012 220000 SEATS
GMC SIERRA 3500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC SIERRA 3500 2012 110000 ELECTRICAL SYSTEM
GMC SIERRA 3500 2012 220000 SEATS
GMC SIERRA DENALI 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC SIERRA DENALI 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CHEVROLET SILVERADO 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SILVERADO 1500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CHEVROLET SILVERADO 1500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 1500 2012 220000 SEATS
CHEVROLET SILVERADO 2500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 2500 2012 220000 SEATS
CHEVROLET SILVERADO 3500 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SILVERADO 3500 2012 220000 SEATS
CHEVROLET SUBURBAN 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CHEVROLET SUBURBAN 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET SUBURBAN 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CHEVROLET SUBURBAN 2012 110000 ELECTRICAL SYSTEM
CHEVROLET SUBURBAN 2012 220000 SEATS
CHEVROLET TAHOE 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CHEVROLET TAHOE 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TAHOE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CHEVROLET TAHOE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET TAHOE 2012 220000 SEATS
CHEVROLET TRAVERSE 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
CHEVROLET TRAVERSE 2012 353000 EQUIPMENT:ELECTRICAL
CHEVROLET TRAVERSE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
CHEVROLET TRAVERSE 2012 110000 ELECTRICAL SYSTEM
CHEVROLET TRAVERSE 2012 220000 SEATS
GMC YUKON 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC YUKON 2012 353000 EQUIPMENT:ELECTRICAL
GMC YUKON 2012 110000 ELECTRICAL SYSTEM
GMC YUKON 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC YUKON 2012 110000 ELECTRICAL SYSTEM
GMC YUKON 2012 220000 SEATS
GMC YUKON DENALI 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC YUKON DENALI 2012 353000 EQUIPMENT:ELECTRICAL
GMC YUKON DENALI 2012 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC YUKON DENALI 2012 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI 2012 220000 SEATS
GMC YUKON DENALI XL 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC YUKON DENALI XL 2012 353000 EQUIPMENT:ELECTRICAL
GMC YUKON DENALI XL 2012 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI XL 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC YUKON DENALI XL 2012 110000 ELECTRICAL SYSTEM
GMC YUKON DENALI XL 2012 220000 SEATS
GMC YUKON HYBRID 2012 110000 ELECTRICAL SYSTEM
GMC YUKON HYBRID 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC YUKON HYBRID 2012 110000 ELECTRICAL SYSTEM
GMC YUKON HYBRID 2012 220000 SEATS
GMC YUKON XL 2012 221700 SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER
GMC YUKON XL 2012 353000 EQUIPMENT:ELECTRICAL
GMC YUKON XL 2012 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2012 221600 SEATS:FRONT ASSEMBLY:POWER ADJUST
GMC YUKON XL 2012 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2012 220000 SEATS
GMC YUKON XL 1500 2012 110000 ELECTRICAL SYSTEM
GMC YUKON XL 1500 2012 220000 SEATS
GMC YUKON XL 2500 2012 110000 ELECTRICAL SYSTEM
GMC YUKON XL 2500 2012 220000 SEATS

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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 (PIT5170) 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.