Engine Controls Schematics

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, DLC, Ground, and MIL Schematics

Courtesy of GENERAL MOTORS CORP.

Fig 2: Ignition Control, KS Schematics

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Fig 3: Fuel Injectors, Fuel Pump Schematics

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Fig 4: HO2S Schematics

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Fig 5: EGR, EVAP Schematics

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Fig 6: Sensors Schematics

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Fig 7: IAC and MAF Schematics

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Fig 8: PCM References Schematics (1 of 2)

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Fig 9: PCM References Schematics (2 of 2)

Courtesy of GENERAL MOTORS CORP.