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.
Component Locations (3.4L VIN E - Impala & Monte CARLO)
2000 Saturn LW2 AutomaticSECTION Component Locations (3.4L VIN E - Impala & Monte CARLO)
COMPONENT LOCATIONS (3.4L VIN E - IMPALA & MONTE CARLO)
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | Front Of Engine Compartment |
| Camshaft Position (CMP) Sensor | Right Side Of Engine, Below Intake Plenum |
| Crankshaft Position (CKP) Sensor (7X) | Lower Rear Of Engine |
| Crankshaft Position (CKP) Sensor (24X) | Lower Front Of Engine, Behind Harmonic Balancer |
| Cruise Control Module | Left Side Of Engine Compartment |
| Data Link Connector (DLC) | Under Right Side Of Instrument Panel |
| EGR Valve | Top Rear Of Engine |
| Engine Coolant Temperature (ECT) Sensor | On Top Left Side Of Engine |
| Engine Oil Level Switch | Center Of Engine, Above Starter |
| Engine Oil Pressure Sensor | Front Of Engine Above Starter |
| EVAP Canister Purge Solenoid | Top Rear Of Engine, On Intake Manifold |
| EVAP Canister Vent Solenoid | Under Left Rear Side Of Vehicle |
| Fuel Injectors | In Intake Manifold |
| Fuel Tank Pressure Sensor | Top Of Fuel Sending Unit |
| Idle Air Control (IAC) Valve | Top Left Side Of Engine |
| Ignition Control Module | Top Rear Of Engine |
| Intake Air Temperature (IAT) Sensor | Top Left Side Of Engine |
| Knock Sensor | Left Side, Center Of Engine |
| Left Instrument Panel Junction Block | Left Side Of Instrument Panel |
| Manifold Absolute Pressure (MAP) Sensor | Top Rear Of Engine |
| Mass Airflow (MAF) Sensor | Top Left Side Of Engine |
| Post-Converter Oxygen Sensor | Rear Of Catalytic Converter |
| Powertrain Control Module (PCM) | Left Side Of Engine Compartment, Inside Air Box |
| Pre-Converter Oxygen Sensor | Rear Of Engine, In Exhaust Manifold |
| Right Instrument Panel Junction Block | Right Side Of Instrument Panel |
| Throttle Position (TP) Sensor | Top Left Side Of Engine |
| Underhood Junction Block | Left Side Of Engine Compartment |
| Vehicle Speed Sensor | Rear Of Engine/Transaxle |
RENDER: 1.0x
NO RELATED
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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.