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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 227 (Automatic Transmission - 2ML70 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - Off Vehicle >> Control Valve Assembly Removal

Control Valve Assembly Removal

WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Control Valve Assembly
GM1867765Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Control Solenoid (w/Body and TCM) Valve Assembly
Procedure: 
Disconnect the wiring harness.
2 Shift Shaft Position Switch
Procedure: 
Disconnect the wiring harness.
3 A/Trans Wiring Harness Assembly
Procedure: 
Disconnect the wiring harness.
4 Control Valve Upper Body Bolt M6 x1.0 x 65 (Qty: 4)
Tip:  Do not remove all the bolts in the control valve body assembly. Remove only the bolts indicated.
5 Control Valve Upper Body Bolt M6 x 1.0 x 80 (Qty: 2)
6 Control (w/Body and Valve) Valve Assembly
NOTE: Use care when handling the control valve body assembly. If dropped, damage to the control solenoid valve body assembly internal components, including the transmission control module (TCM), may result.
7 A/Trans Fluid Pump Seal Assembly
Tip:  Do not reuse the seal assembly.
8 Hybrid Low, 1-2 Clutch Regulator Valve Seal (Qty: 6)
Tip:  Do not reuse the seal assembly.