OffroadTB.com

Trailblazers and Envoys Offroad

Engine and Transmission Diagnostic Sheets

Below are trouble code diagnostic sheets for the TrailBlazer, Envoy, Rainier, Bravada, Ascender, and Saab 9-7 based on specific engines and model years.

Year Engine Transmission
LL8
4.2L I6
LM4 / LH6
5.3L V8
LS2
6.0L V8
(SS)
LL8
4.2L I6
LM4 / LH6
5.3L V8
LS2
6.0L V8
(SS)
2002 PDF - - PDF - -
2003 PDF PDF - PDF PDF -
2004 PDF PDF - PDF PDF -
2005 PDF PDF PDF PDF PDF
2006 PDF PDF PDF PDF
2007 PDF PDF PDF PDF
2008 PDF PDF PDF PDF
2009 PDF PDF