LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2009 >> Acadia SLE, FWD >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 6T75 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - Off Vehicle >> Case Cover Assembly Assemble >> 2-6 and Low-Reverse Piston Function Inspection

2-6 and Low-Reverse Piston Function Inspection

Fig 1: 2-6 and Low-Reverse Piston Function Inspection
GM1875587Courtesy of GENERAL MOTORS CORP.
2-6 and Low-Reverse Piston Function Inspection

Callout Component Name
1 Case Cover Assembly
Tip:  The fluid seal rings should be in place and not damaged.
2 2-6 Clutch Feed Passage
CAUTION: Regulate the air pressure to 40 psi maximum. High pressure could cause the piston to over travel and damage the piston seals.

Procedure: 
Apply shop air to the 2-6 clutch feed. Observe the 2-6 piston movement.
Tip:  Minimal piston movement and excessive air leaking could indicate damage to the 2-6 piston seals or improper assembly.
3 Low and Reverse Clutch Feed Passage
CAUTION: Regulate the air pressure to 40 psi maximum. High pressure could cause the piston to over travel and damage the piston seals.

Procedure: 
Apply shop air to the Low and Reverse clutch feed. Observe the Low and Reverse piston movement.
Tip:  Minimal piston movement and excessive air leaking could indicate damage to the Low and Reverse piston seals or improper assembly.