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 MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 218 (ENGINE CONTROLS - SYSTEM & COMPONENT TESTING - 3.4L)COMPONENT LOCATIONSCOMPONENT LOCATIONS (IMPALA & MONTE CARLO)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F
Component Locations (Impala & Monte CARLO)
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Component Locations (Impala & Monte CARLO)
WARNING: This page is about a different car, the 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, 2003 Chevrolet Monte Carlo, and 2003 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT LOCATIONS (IMPALA & MONTE CARLO)
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | Left Side Of Engine Compartment On Liquid Line, Forward On The Strut Tower |
| Camshaft Position Sensor | Right Side Of Engine, Below Intake Plenum |
| Circuit Breakers 1, 2 & 3 | Behind Instrument Panel, On Right Side Of Steering Column |
| Crankshaft Position Sensor (7X) | Middle Rear Of Engine, Below Exhaust Manifold |
| Crankshaft Position Sensor (24X) | Right Front Of Engine, Behind Crankshaft Pulley |
| Cruise Control Module | Left Side Of Engine Compartment, On The Strut Tower |
| Data Link Connector | Bottom Of Instrument Panel, Right Of Steering column |
| Driver Information Center | Front Center Of The Roof Headliner |
| EGR Valve | Upper Left Side Of Engine |
| Engine Coolant Temperature Sensor | On Upper Front Left Side Of Engine |
| Engine Oil Level Switch | Right Side Of Engine, Bottom Of Oil Pan |
| Engine Oil Pressure Switch | Front Of Engine Above Starter |
| EVAP Canister Purge Solenoid | Top Rear Of Engine, On Intake Manifold, Below Ignition Coil Module |
| EVAP Canister Vent Solenoid | Under Left Rear Of Vehicle, Behind Left Rear Wheelhouse |
| Fuel Injectors | In Intake Manifold, At Each Cylinder Intake Port |
| Fuel Tank Pressure Sensor | Top Of Fuel Sender Assembly |
| Heated Oxygen Sensor 1 (HO2S 1) | Rear Of Engine, In Exhaust Manifold |
| Heated Oxygen Sensor 2 (HO2S 2) | Under Vehicle, In Exhaust System, Behind Catalytic Converter |
| Idle Air Control Valve | Top Of Engine, Front Of Throttle Body |
| Ignition Control Module | Top Center Rear Of Engine, Below Ignition Coils |
| Intake Air Temperature Sensor | Left Front Of Engine Compartment, On Air Duct |
| Knock Sensor | Front Of Engine, Above Starter |
| Left Instrument Panel Junction Block | Left Side Of Instrument Panel, Behind An Access Panel |
| Manifold Absolute Pressure Sensor | Top Rear Of Engine, On Intake Plenum Near Ignition Coil Pack |
| Mass Airflow Sensor | Left Front Of Engine Compartment, In Air Cleaner Duct |
| Powertrain Control Module | Left Side Of Engine Compartment, Inside Air Box |
| Right Instrument Panel Junction Block | Right Side Of Instrument Panel, Behind An Access Panel |
| Throttle Position Sensor | Top Of Engine, On Lower Front Of Throttle Body |
| Underhood Junction Block | Right Side Of Engine Compartment, forward Of Strut Tower |
| Vehicle Speed Sensor | Rear Of Engine/Transaxle |
RENDER: 1.0x
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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.