TSB: CADILLAC ESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL (2014–2017)

Bulletin 17-NA-335 — April 15, 2021

Bulletin Details

Bulletin ID17-NA-335
ManufacturerCADILLAC
ModelsESCALADE, ESCALADE ESV, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON XL
Model Years2014–2017
Date IssuedApril 15, 2021
Date Added to NHTSAApril 15, 2021
ComponentENGINE (PWS)
Vehicles Affected84 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

Malfunction Indicator Lamp Illuminated (MIL) - DTC P2635 and/or P018B Set In High Ambient Temperatures With Hesitation, Surging and Stalling Condition Some customers may comment that the Malfunction Indicator Light (MIL) is illuminated.

Affected Vehicles

MakeModelYearComponent
GMC SIERRA 1500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 1500 2017 060000 ENGINE (PWS)
GMC SIERRA 2500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 2500 2017 060000 ENGINE (PWS)
GMC SIERRA 3500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 3500 2017 060000 ENGINE (PWS)
GMC SIERRA DENALI 2017 060000 ENGINE (PWS)
GMC SIERRA DENALI 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2017 060000 ENGINE (PWS)
CHEVROLET SILVERADO 2500 2017 060000 ENGINE (PWS)
CHEVROLET SILVERADO 2500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 3500 2017 060000 ENGINE (PWS)
CHEVROLET SILVERADO 3500 2017 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CADILLAC ESCALADE 2016 060000 ENGINE (PWS)
CADILLAC ESCALADE 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CADILLAC ESCALADE ESV 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CADILLAC ESCALADE ESV 2016 060000 ENGINE (PWS)
GMC SIERRA 1500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 1500 2016 060000 ENGINE (PWS)
GMC SIERRA 2500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 2500 2016 060000 ENGINE (PWS)
GMC SIERRA 3500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 3500 2016 060000 ENGINE (PWS)
GMC SIERRA DENALI 2016 060000 ENGINE (PWS)
GMC SIERRA DENALI 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2016 060000 ENGINE (PWS)
CHEVROLET SILVERADO 1500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 2500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 2500 2016 060000 ENGINE (PWS)
CHEVROLET SILVERADO 3500 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 3500 2016 060000 ENGINE (PWS)
CHEVROLET SUBURBAN 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SUBURBAN 2016 060000 ENGINE (PWS)
GMC YUKON 2016 060000 ENGINE (PWS)
GMC YUKON 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON DENALI 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON DENALI 2016 060000 ENGINE (PWS)
GMC YUKON DENALI XL 2016 060000 ENGINE (PWS)
GMC YUKON DENALI XL 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON XL 2016 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON XL 2016 060000 ENGINE (PWS)
CADILLAC ESCALADE 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CADILLAC ESCALADE 2015 060000 ENGINE (PWS)
CADILLAC ESCALADE ESV 2015 060000 ENGINE (PWS)
CADILLAC ESCALADE ESV 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 1500 2015 060000 ENGINE (PWS)
GMC SIERRA 1500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 2500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 2500 2015 060000 ENGINE (PWS)
GMC SIERRA 3500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 3500 2015 060000 ENGINE (PWS)
GMC SIERRA DENALI 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA DENALI 2015 060000 ENGINE (PWS)
CHEVROLET SILVERADO 1500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2015 060000 ENGINE (PWS)
CHEVROLET SILVERADO 2500 2015 060000 ENGINE (PWS)
CHEVROLET SILVERADO 2500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 3500 2015 060000 ENGINE (PWS)
CHEVROLET SILVERADO 3500 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SUBURBAN 2015 060000 ENGINE (PWS)
CHEVROLET SUBURBAN 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON 2015 060000 ENGINE (PWS)
GMC YUKON DENALI 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON DENALI 2015 060000 ENGINE (PWS)
GMC YUKON DENALI XL 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON DENALI XL 2015 060000 ENGINE (PWS)
GMC YUKON XL 2015 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC YUKON XL 2015 060000 ENGINE (PWS)
GMC SIERRA 1500 2014 060000 ENGINE (PWS)
GMC SIERRA 1500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 2500 2014 060000 ENGINE (PWS)
GMC SIERRA 2500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 3500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
GMC SIERRA 3500 2014 060000 ENGINE (PWS)
GMC SIERRA DENALI 2014 060000 ENGINE (PWS)
GMC SIERRA DENALI 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 1500 2014 060000 ENGINE (PWS)
CHEVROLET SILVERADO 2500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 2500 2014 060000 ENGINE (PWS)
CHEVROLET SILVERADO 3500 2014 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
CHEVROLET SILVERADO 3500 2014 060000 ENGINE (PWS)

Related CADILLAC Recalls

CampaignModelYearComponentSummary
CTS 2016 AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR... General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalad...
ATS 2015 AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR... General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalad...
ESCALADE 2015 AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR... General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalad...
SRX 2015 AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR... General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalad...
SRX 2016 AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR... General Motors, LLC (GM) is recalling certain 2015 Cadillac Escalade, Escalad...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized CADILLAC dealer. Bring this bulletin ID (17-NA-335) 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.