Control Solenoid Valve and Transmission Control Module Assembly Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2010 GMC Yukon XL, 2010 GMC Yukon, 2010 Chevrolet Tahoe, 2010 Chevrolet Suburban, and 2010 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Control Solenoid Valve and Transmission Control Module Assembly

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure: Remove the control valve body assembly. Refer to Control Valve Lower Body and Upper Body Replacement .
1	NEW Fluid Pump Seal Assembly
2	NEW Fluid Pump Seal Assembly
3	NEW Center Support Fluid Passage Seal Assembly
4	Control Valve Body Assembly CAUTION: The control valve body assembly needs to be lowered into place vertically, with no lateral movement. Lateral movement can damage the pass through connector pins and/or the oil transfer seals. Tip: Note the lengths of the bolts when removed for correct positioning during installation. Align the manual shift shaft position switch activator slide with the detent lever guide pin.
5	Bolt M5 x 73 (Qty: 6) CAUTION: Refer to Fastener Caution . Procedure: Tighten in the sequence shown. Tighten: 8 N.m (71 lb in) Special Tool: DT-48285: Valve Body TORX Plus Socket (if applicable) For equivalent regional tools, refer to Special Tools .