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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 559 (WIRING SYSTEMS (COMPONENT LOCATOR))COMPONENT LOCATORPOWER AND GROUNDING COMPONENT VIEWS
1999 GMC Forward Control 5.7 R, Automatic

Power and Grounding Component Views

1999 GMC Forward Control 5.7 R, AutomaticSECTION Power and Grounding Component Views
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: Engine Compartment Component View - RF
GM861237Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Ground G100
2 Fuse Block - Underhood C2
3 Negative Battery Cable
4 Positive Battery Cable
5 Battery
Fig 2: Engine Compartment Component View - RR
GM861238Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood
2 Fuse Block - Underhood C2
3 Fuse Block - Underhood C1
4 Positive Battery Cable Connection
5 Fuse Block - Underhood C3
6 Fuse Block - Underhood C4
Fig 3: LH Engine Compartment Component View
GM757626Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block-Underhood
2 Windshield Washer Fluid Pump
Fig 4: Center Console Component View - Pontiac
GM861248Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Control Module (BCM) C2
2 Body Control Module (BCM) C1
3 Body Control Module (BCM) C0
4 Automatic Transmission Floor Shift Control
5 Fuse Block - Center Console C2
6 Fuse Block - Center Console C1
Fig 5: Center Console Component View - Buick
GM861251Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Body Control Module (BCM) C2
2 Body Control Module (BCM) C1
3 Body Control Module (BCM) C0
4 Fuse Block - Center Console C2
5 Fuse Block - Center Console C1
6 Rear Parking Assist (RPA) Diagnostic Connector
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.