Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 98 (ENGINE CONTROL SYSTEM TESTING & ENGINE COMPONENT TESTING)COMPONENT LOCATIONSCOMPONENT LOCATIONS (3.8L VIN K - CAMARO & FIREBIRD)
1999 GMC Forward Control 5.7 R, Automatic
Component Locations (3.8L VIN K - CAMARO & Firebird)
1999 GMC Forward Control 5.7 R, AutomaticSECTION Component Locations (3.8L VIN K - CAMARO & Firebird)
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2002 Saturn SL2, 2002 Saturn SL1, 2002 Saturn SL, 2002 Saturn SC2, and 2002 Saturn SC1. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT LOCATIONS (3.8L VIN K - CAMARO & FIREBIRD)
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | On A/C Evaporator Hose, Near Right Shock Tower |
| Body Control Module | Under Right Side Of Instrument Panel, Near Blower Motor |
| Camshaft Position Sensor | On Front of Engine, Below water pump |
| Crankshaft Position Sensor | On Front Of Engine, Next To Crankshaft |
| Data Link Connector | Under Instrument Panel, Right Of Steering Column |
| Electronic Brake Control Module | Mounted With Brake Pressure Modulator Valve, On Top Of Left Frame Rail |
| EGR Valve | On Top Left Front Side Of Engine |
| Engine Coolant Temperature Sensor | On Top Front Of Engine, Next To Throttle Body |
| Engine Oil Level Switch | On Lower Left Side Of Engine, On Oil Pan |
| EVAP Canister Purge Solenoid | On Right Side Of Engine, Next To Injector No. 2 |
| EVAP Canister Vent Solenoid | Top Right Of Engine, Part Of EVAP Canister |
| Fuel Injectors | In Intake Manifold |
| Fuel Pump Relay | In Left Front Of Engine Compartment, In Underhood Electrical Center |
| Instrument Panel Fuse Block | Behind Left Side Of Instrument Panel |
| Ignition Control Module | On Top Left Front Side Of Engine |
| Intake Air Temperature Sensor | On Air Duct, In Front Of Intake Manifold |
| Knock Sensors | On Top Of Engine Below Intake Manifold |
| Manifold Absolute Pressure Sensor | Mounted To Right Side Of Intake Manifold |
| Mass Airflow Sensor | On Air Duct, In Front Of Intake Manifold |
| Post-Converter Oxygen Sensor | Rear Of Catalytic Converter |
| Powertrain Control Module | In Engine Compartment, Behind Right Shock Tower |
| Pre-Converter Oxygen Sensors | In Right And Left Exhaust Manifolds |
| Throttle Actuator Control Module | On Accelerator Pedal Bracket |
| Transmission Range Switch | Under Center Console, At Base Of Shift Lever |
| Underhood Electrical Center | In Left Front Of Engine Compartment, In Front Of Wheelwell |
| Vehicle Speed Sensor | On Rear Left Side Of Transmission |
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When to See a Mechanic
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.