Power Distribution Schematics

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Fuse Block - Underhood B+ Bus Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Ignition Switch Schematic

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Fig 3: Fuse Block - Underhood BATT MAIN 1 Fuse, Fuse Block - I/P PK LAMPS, DISPLAYS, CHMSL/BKUP, INT LIGHT, RFA/MOD, RADIO/AMP, ONSTAR/ALDL, HVAC, and CANISTER Fuses, and PK LP Relay Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Fuse Block - Underhood BATT MAIN 2 Fuse, Fuse Block - I/P HTD SEAT, PWR MIRS, TURN/HAZ, DR LK/TRUNK, PRKSW, and SUN ROOF Fuses, PWR SEAT and PWR WDO Circuit Breakers, and RAP Relay Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Fuse Block - Underhood BATT MAIN 3, BATT MAIN 4, ABS MTR, ABS SOL, PCM/ETC, TCM, WASHER/RCV, AUX PWR, and AIR PUMP Fuses, Fuse Block - I/P REAR WINDOW DEFOGGER Relay and HTD MIRROR Fuse Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: Fuse Block - Underhood ABS, TRANS SOL, PCM, SIR, and DISPLAY Fuses and CRANK Relay, Fuse Block - I/P CRUISE SW Fuse Schematic

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Fig 7: Fuse Block - Underhood ETC, ELEK IGN (L26), FUEL INJ (L26), 02 SSR (L26), and EMISSION Fuses Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 8: Fuse Block - Underhood ELEK IGN, FUEL INJ, and 02 SSR Fuses (LY7) Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 9: Fuse Block - Underhood LF LOW BEAM, RF LOW BEAM, LF HI BEAM, RF HI BEAM Fuses, Fuse Block - I/P SPRING COIL 2 Fuse Schematic

Courtesy of GENERAL MOTORS CORP.