Operation CHARM
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GMC Truck
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2007
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Sierra 1500 2WD V8-4.8L
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Repair and Diagnosis
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Transmission and Drivetrain
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Automatic Transmission/Transaxle
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Valve Body
Valve Body
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Service and Repair
4L60-E/4L65-E/4L70-E - Automatic Transmission
Allison - Automatic Transmission
6L50/6L80/6L90 - Automatic Transmission
Diagrams
4L60-E/4L65-E/4L70-E - Automatic Transmission
Allison - Automatic Transmission
Control Valve Body Assembly
Shift Valve Body Assembly
Main Valve Body Assembly
6L50/6L80/6L90 - Automatic Transmission
Disassembled Views (6L80)
Control (With Body and Valve) Valve Assembly
Upper Control Valve Body Assembly
Lower Control Valve Body Assembly
Disassembled Views (6L90)
Control (With Body and Valve) Valve Assembly
Upper Control Valve Body Assembly
Lower Control Valve Body Assembly
Ball Check Valve Locations
Technical Service Bulletins