gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 9244 > < 4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 9241
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Transmission Speed Sensor: Service and Repair
4L60-E/4L65-E/4L70-E - Automatic Transmission

Vehicle Speed Sensor Replacement

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the electrical connector from the speed sensor.

3. Remove the bolt.
4. Remove the speed sensor and the O-ring seal.
5. Inspect the seal and the transmission case. Replace the seal, if necessary.

Installation Procedure

1. Install the speed sensor and the O-ring seal into the transmission.

Notice: Refer to Fastener Notice .

2. Install the bolt.

Tighten the bolt to 11 N.m (97 lb in).

3. Install the electrical connector to the speed sensor.
4. Lower the vehicle.

4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 9244 > < 4L60-E/4L65-E/4L70-E - Automatic Transmission|Page 9241