Removal Procedure
- Remove the transmission. Refer to
Transmission Replacement
in Manual Transmission
- Medium Duty.
- If equipped with regular production options (RPOs) MPU/MSC, remove
the clutch fork and release bearing.
- If equipped with RPO MTD, remove the release
bearing.
Installation Procedure
- Apply lubricant GM P/N 12378484
or equivalent to the release bearing (1).
- If equipped with RPO MTD, install the release bearing.
- Apply lubricant GM P/N 12378484
or equivalent to the release bearing (1).
- If equipped with RPOs MPU/MSC, install the clutch
fork and release bearing.
- Install the transmission. Refer to
Transmission Replacement
in Manual Transmission - Medium Duty.