Control Valve Body Assembly Installation

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Control Valve Body Assembly Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	NEW Fluid Pump Seal Assembly
2	NEW Fluid Pump Seal Assembly
3	NEW Center Support Fluid Passage Seal Assembly Tip: There are two different designs for the Center Support Fluid Passage Seal. The design for 6L45/50 (MYA/MYB) models utilizes tabs. The design for 6L80/90 (MYC/MYD) models does not have tabs.
4	Control Valve Body Assembly Tip: Align the manual shift shaft position switch activator slide with the detent lever guide pin.
5	Bolts 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 .