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Service bulletin 110604007C

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10126202
Published by NHTSA2017-12-22
Manufacturer's number110604007C
Manufacturer's date2012-11-08
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

This technical bulletin provides a procedure for replacing the throttle position sensor cover for concerns regarding a indicator lamp illuminated reduced power message displayed and DTC P2135 set.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Software

Trouble codes named

P2135

Vehicles listed
CADILLAC ESCALADE2008, 2009, 2010, 2011
CADILLAC ESCALADE ESV2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE2008, 2009, 2010, 2011
CHEVROLET COLORADO2008, 2009, 2010, 2011
CHEVROLET EXPRESS2008, 2009, 2010, 2011
CHEVROLET SILVERADO 15002008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2008, 2009, 2010, 2011
CHEVROLET TAHOE2008, 2009, 2010, 2011
CHEVROLET TRAILBLAZER2008, 2009
GMC CANYON2008, 2009, 2010, 2011
GMC ENVOY2008, 2009
GMC SAVANA2008, 2009, 2010, 2011
GMC SIERRA 25002008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2008, 2009, 2010, 2011
GMC YUKON DENALI2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2008, 2009, 2010, 2011
HUMMER H22008, 2009
HUMMER H32008, 2009, 2010

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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