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Service bulletins for the 2009 GMC Yukon

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.

1454 on file from NHTSA, as of 2026-10-19.

About P2135 on the 2009 GMC Yukon: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P2135 are shown. Show all

Bulletins, newest first
110604007C2023-12-04. Service bulletin. EXTERIOR LIGHTING; POWER TRAIN. Diagnosis and Repair - Malfunction Indicator Lamp (MIL) Illuminated, Reduced Engine Power Message Displayed, DTC P2135 Set
11-06-04-007C2018-05-21. Service bulletin. EQUIPMENT; ENGINE; ELECTRICAL SYSTEM; POWER TRAIN. 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.
11-06-04-007C2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. 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.
110604007C2017-12-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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.
11-06-04-007B2012-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: DIAGNOSIS AND REPAIR- MALFUNCTION INDICATOR LAMP ILLUMINATED, REDUCE ENGINE POWER MESSAGE DISPLAYED, DTC P2135 SET. ALSO INCLUDED MODEL SIERRA DENALI YEAR 2010-2011 *JS

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.