Location and description of fuses and relay Chevrolet TrailBlazer, GMC Envoy, Isuzu Ascender, Buick Rainier, Oldsmobile Bravada and Saab 9-7X: with  gasoline engine 4.2 L (LL8), 5.3 L (LM4, LH6) and 6.0L (LS2) (2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009)

Location and description of fuses and relay Chevrolet Blazer, GMC Jimmy, Envoy and Oldsmobile Bravada with engine 4.3L V6 (Vortec 4300) (1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005)