Automatic Transmission Fluid Baffle and Driven Sprocket Removal

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Automatic Transmission Fluid Baffle Bolt M6 x 25 [2x] CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component. Procedure Remove and DISCARD the bolts.
2	Automatic Transmission Fluid Baffle
3	Driven Sprocket Procedure NOTE: The driven sprocket locking tab is located on the back of the sprocket. Rotate the sprocket as shown and simultaneously pull back and up on the tab to release the retainer. Remove the driven sprocket from the oil pump shaft leaving the drive link (chain) loose in the case.

Callout

Component Name

Automatic Transmission Fluid Baffle Bolt M6 x 25 [2x]

CAUTION:

This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

Procedure
Remove and DISCARD the bolts.

Automatic Transmission Fluid Baffle

Driven Sprocket

Procedure

NOTE:

The driven sprocket locking tab is located on the back of the sprocket.

Rotate the sprocket as shown and simultaneously pull back and up on the tab to release the retainer.
Remove the driven sprocket from the oil pump shaft leaving the drive link (chain) loose in the case.