Power Distribution Schematics

WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: B+ Bus Schematic - Underhood Fuse Block

Courtesy of GENERAL MOTORS CORP.

Fig 2: B+ Bus Schematic - Rear Fuse Block

Courtesy of GENERAL MOTORS CORP.

Fig 3: ABS, ATC, BLWR, ECAS, ELEC BRK, HAZRD, IPC/DIC, LTR, RVC, STOP LAMP, TRLR, VEH CHMSL, VEH STOP & VSES Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: AIR PUMP, EAP, ECM, HDM, HI HEADLAMP - LT, HI HEADLAMP - RT, IGN COILS, LO HEADLAMP - LT, LO HEADLAMP - RT, PCM B & TBC I Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: HVAC B, LGM/DSM, OH BATT/ONSTAR & RADIO Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: AWX PWR 1, RR HVAC, SUNROOF, TBC 2, TBC 3, TBC 4, TBC 5 & TCM CNSTR Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 7: AMP, DDM, PDM Fuses, LT DOORS, RT DOORS & SEATS Circuit Breakers Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 8: F PARK, LGM #2, LR PARK, RR FOG, RR PARK, TR PARK Fuses & RR WIPER Circuit Breaker Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 9: Ignition Switch - ACCY/RUN/START, RUN and START Bus Bars, IGN A & CRNK Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 10: Ignition Switch - ACCY/RUN, RUN/START Bus Bars & IGN B Fuse Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 11: FRT WPR, IGN 0, RAIN, TBC ACC, TBC IG & TCM Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 12: BCK/UP, BTSI, IGN E, TBC IGN 1 & TRLR BCK/UP Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 13: AIR SOL & PCMI Fuses Schematic - 4.2L

Courtesy of GENERAL MOTORS CORP.

Fig 14: 4WD, AIRBAG, ECMI, HVAC & TRANS Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 15: BRAKE, HVAC I & TBC RUN Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 16: ETC & O2 SNSR Fuses Schematic - 4.2L

Courtesy of GENERAL MOTORS CORP.

Fig 17: ENG 1, ETC, INJA, INJB, O2 SNSR A, O2 SNSR B Fuses Schematic - 5.3L/6.0L

Courtesy of GENERAL MOTORS CORP.

Fig 18: LT TURN, RT TURN, TRLR LT TRN & TRLR RT TRN Fuses Schematic

Courtesy of GENERAL MOTORS CORP.