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HOMESERVICE MANUALSCHEVROLET2008EXPRESS 2500 V8-4.8LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLETRANSMISSION SPEED SENSORSERVICE AND REPAIRVEHICLE INPUT SPEED SENSOR REPLACEMENT
2008 Chevrolet Express 2500 V8-4.8L

Vehicle Input Speed Sensor Replacement

2008 Chevrolet Express 2500 V8-4.8LSECTION Vehicle Input Speed Sensor Replacement


Vehicle Input Speed Sensor Replacement

Removal Procedure





1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Disconnect the input speed sensor (1) electrical connector.
3. Remove the input speed sensor bolt.
4. Remove the input speed sensor (1) and the bracket assembly from the case.
5. Inspect the vehicle speed sensor assembly (1) for any evidence of damage.



Installation Procedure





1. Lubricate the input speed sensor seal with automatic transmission fluid.
2. Install the input speed sensor (1) and the bracket assembly.

Notice: Refer to Fastener Notice .

3. Install the bolt.

Tighten the bolt to 11 N.m (96 lb in).

4. Connect the input speed sensor electrical connector.
5. Lower the vehicle.


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.