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.
2003 Chevrolet Venture LT, FWDFACTORY OEM SERVICE PROCEDURE
Component Locations
NOTE:
For component locations, refer to COMPONENT LOCATIONS
table or illustrations. See Fig 1
-Fig 8
.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | Below Accumulator, Below Air Cleaner Assembly |
| Body Control Module | Below Right Side Of Instrument Panel, Right Of Glove Box |
| Camshaft Position Sensor | Above A/C Compressor Clutch |
| Crankshaft Position Sensor (7x) | Lower Rear Of Engine |
| Crankshaft Position Sensor (24x) | Behind Harmonic Balancer |
| Cruise Control Module | Near Left Strut Tower |
| Data Link Connector | Below Steering Column, Bottom Of Knee Bolster |
| EGR Valve | Upper Left Side Of Engine |
| Engine Coolant Temperature Sensor | Top Left Side Of Engine |
| Engine Oil Level Indicator Switch | Center Of Engine Oil Pan |
| Engine Oil Pressure Indicator Switch | Above Starter |
| EVAP Canister Purge Solenoid | Above Starter |
| EVAP Canister Vent Solenoid | Forward Of Fuel Tank |
| Fuel Injectors | Top Of Engine At Each Cylinder Intake Port |
| Fuel Pump Relay | In Underhood Junction Block |
| Fuel Tank Pressure Sensor | Top Of Fuel Tank |
| Heated Oxygen Sensor No. 1 | Rear Of Engine, In Exhaust Manifold |
| Heated Oxygen Sensor No. 2 | Behind Catalytic Converter |
| Idle Air Control Valve | Top Of Engine, Front Of Throttle Body |
| Ignition Control Module | Top Center Rear Of Engine |
| Intake Air Temperature Sensor | On Air Intake Duct, Near Throttle Body |
| Knock Sensor | Front Of Engine, Above Starter |
| Manifold Absolute Pressure Sensor | Right Top Of Engine |
| Mass Airflow Sensor | In Air Cleaner Duct |
| Powertrain Control Module | In Air Cleaner Assembly |
| Secondary AIR Injection Pump | Mounted In Lower Portion Of Left Front Fender |
| Secondary AIR Injection Solenoid | Right Side Of Engine Compartment, Behind Horn |
| Throttle Position Sensor | On Throttle Assembly |
| Underhood Fuse Block | In Right Front Wheelwell, Above Battery |
| Vehicle Speed Sensor | Mounted To Right Side Of Transaxle |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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