Vehicle Speed Sensor and Case Extension Removal

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools

J 29837-A: Output Shaft Support Fixture

Fig 1: View Of Speed Sensor, Retaining Bolt & O-Ring Seal

Courtesy of GENERAL MOTORS CORP.

Remove the sensor retaining bolt (35).
Remove the speed sensor (36) and O-ring seal (37).

Fig 2: Identifying Output Shaft Components

Courtesy of GENERAL MOTORS CORP.

Remove the case extension bolts (32).
Remove the case extension (31) and the case extension to case seal (30).
Remove the output shaft sleeve (690) and the output shaft O-ring seal (691). Not all models use an output shaft sleeve (690) and O-ring seal (691).

Fig 3: Supporting Output Shaft

Courtesy of GENERAL MOTORS CORP.

NOTE: If the J 29837-A: support fixture is not used, the output shaft (687) may fall free when the input carrier retaining ring is removed.

Install the J 29837-A: support fixture as shown. Support the output shaft (687) with adjustable stop (1).