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 MANUALSCADILLAC1999SEVILLE SLS V8-4.6L VIN YREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSVEHICLE SPEED SENSORSERVICE AND REPAIR
1999 Cadillac Seville SLS V8-4.6L VIN Y
Vehicle Speed Sensor: Service and Repair
1999 Cadillac Seville SLS V8-4.6L VIN YSECTION Service and Repair
Removal Procedure
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Starting and Charging.
2. Raise the vehicle. Refer to Vehicle Lifting.
3. Remove the electrical connector at the Vehicle Speed Sensor (VSS).
4. Remove the retaining bolt (131) and the sensor (130).
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the Vehicle Speed Sensor (VSS) (130) and the retaining bolt (131).
Tighten the bolt to 10 Nm (89 inch lbs.).
2. Install the electrical connector at the sensor.
3. Remove the safety stands.
4. Lower the vehicle.
5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Starting and Charging.
Tighten the terminal bolt to 15 Nm (11 ft. lbs.).
1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Starting and Charging.
2. Raise the vehicle. Refer to Vehicle Lifting.
3. Remove the electrical connector at the Vehicle Speed Sensor (VSS).
4. Remove the retaining bolt (131) and the sensor (130).
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the Vehicle Speed Sensor (VSS) (130) and the retaining bolt (131).
Tighten the bolt to 10 Nm (89 inch lbs.).
2. Install the electrical connector at the sensor.
3. Remove the safety stands.
4. Lower the vehicle.
5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Starting and Charging.
Tighten the terminal bolt to 15 Nm (11 ft. lbs.).
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.