Service bulletins for the 2006 Chevrolet Avalanche
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.
838 on file from NHTSA, as of 2026-10-19.
About P2135 on the 2006 Chevrolet Avalanche: 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
| 11-06-04-007C | 2018-05-21. 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. |
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| 11-06-04-007C | 2018-05-21. 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. |
| 3089 | 2004-10-04. Service bulletin. ELECTRICAL SYSTEM. SERVICE ENGINE SOON LIGHT AND REDUCED ENGINE POWER WITH A DIAGNOSTIC TROUBLE CODE P1516. DIAGNOSTIC TROUBLE CODES P0120, P0220, P1514, P1515, P1518 AND P2135 MAY ALSO BE PRESENT. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.