WenmarOpen by Wenmar Pro

Service bulletins for the 2006 Hummer H3

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.

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

About P2135 on the 2006 Hummer H3: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

By topic

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

Bulletins, newest first
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.
08-06-04-0142008-05-20. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. MIL/SES, DTC'S P060E, P1516, P2135 AND/OR P2138 WITH REDUCED ENGINE POWER (TEST AND CHARGE BATTERY) - WITH 2.8L, 2.9L, 3.5L OR 3.7L ENGINE (VIN'S 6, 8, 9, E - RPO'S L52, LK5, LLV, LLR). *NJ
0706040032007-03-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LSJ, L61, LK5, L52, LL8 ENGINE - REDUCED ENGINE POWER, MIL/SES LIGHT, DTC P1516, P2135, P2138. *KB

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