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 MANUALSCHEVROLET2003MONTE CARLO V6-3.8L VIN KREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTHROTTLE POSITION SENSORSERVICE AND REPAIR
2003 Chevrolet Monte Carlo V6-3.8L VIN K
Throttle Position Sensor: Service and Repair
2003 Chevrolet Monte Carlo V6-3.8L VIN KSECTION Service and Repair
REMOVAL PROCEDURE
1. Remove the fuel injector sight shield.
2. Disconnect the throttle position (TP) sensor electrical connector.
3. Remove the 2 TP sensor screws.
4. Remove the TP sensor.
INSTALLATION PROCEDURE
1. Install the TP sensor to the throttle body assembly.
2. Apply thread-locking compound GM P/N 12345493 (Canadian P/N 10953488) or equivalent to the TP sensor screws.
3. Install the 2 TP sensor screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the screws to 2 N.m (18 lb in).
4. Connect the TP sensor electrical connector.
5. Install the fuel injector sight shield.
1. Remove the fuel injector sight shield.
2. Disconnect the throttle position (TP) sensor electrical connector.
3. Remove the 2 TP sensor screws.
4. Remove the TP sensor.
INSTALLATION PROCEDURE
1. Install the TP sensor to the throttle body assembly.
2. Apply thread-locking compound GM P/N 12345493 (Canadian P/N 10953488) or equivalent to the TP sensor screws.
3. Install the 2 TP sensor screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the screws to 2 N.m (18 lb in).
4. Connect the TP sensor electrical connector.
5. Install the fuel injector sight shield.
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.