Power Distribution Schematics

Fig 1: Fuse Block Underhood Bussing (L26/LY7)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Fuse Block Underhood Bussing (LS4)

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Fig 3: Ignition Switch (L26/LY7)

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Fig 4: Ignition Switch (LS4)

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Fig 5: BATT MAIN 1 (L26/LY7), BATT 1 (LS4), CHMSL/BKUP, CLSTR, CNSTR, HVAC, INT/ILLUM, ONSTAR/ALDL, PRK/LAMP, RDO/AMP, and RFA/MOD Fuses

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Fig 6: BATT MAIN 2 (L26/LY7), BATT 2 (LS4), DR/LCK TRUNK, HAZRD, HTD/SEAT, PRK/SWITCH, PWR/MIR, S/ROOF Fuses

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Fig 7: AIR PUMP, AUX PWR, ABS MTR, ABS SOL, BATT MAIN 3, BATT MAIN 4, PCM/ETC, TCM (LY7), WASHER/RVC Fuses (L26/LY7)

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Fig 8: ABS MTR, ABS SOL, BATT 3, BATT 4, ECM/TCM, WSW/RVC, and AUX PWR Fuses

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Fig 9: HORN, FOG LAMPS, and FUEL/PUMP Fuses (LS4)

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Fig 10: ABS, CRUISE, DISPLAY, PCM, SIR, and TRANS SOL Fuses (L26/LY7)

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Fig 11: ABS, AIR BAG/DISPLAY, COMPASS, ECM IGN, HVAC, and TRANS Fuses (LS4)

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Fig 12: ELEK IGN (L26), EMISSION, ETC, FUEL INJ (L26), 02 SSR (L26), and Fuses (L26/LY7)

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Fig 13: ELEK IGN, FUEL INJ, and 02 SSR Fuses (LY7)

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Fig 14: ETC/ECM, INJ 1, and INJ 2 Fuses (LS4)

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Fig 15: A/C CMPRSR, EMISSIONS 1, and EMISSIONS 2 Fuses (LS4)

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Fig 16: LF HI BEAM, LF LOW BEAM, RF HI BEAM, RF LOW BEAM Fuses (L26/LY7), LT HI BEAM, LT LO BEAM, RT HI BEAM, RT LO BEAM Fuses (LS4), STR/WHL/ILLUM Fuse

Courtesy of GENERAL MOTORS CORP.