Tools Required

J 39068  Pump Assembly Guide Pins. See Special Tools .

Fig 1: View Of Upper Control Valve Assembly Components
Courtesy of GENERAL MOTORS CORP.
1. Install the J 39068  for the upper valve body. See Special Tools . Install the following parts:
   • The spacer plate to case cover gasket (328)
   • The case cover spacer plate (327)
   • The valve body to spacer plate gasket (326)
   • The upper control valve body (300)
Fig 2: Identifying Upper Control Valve Body Bolts
Courtesy of GENERAL MOTORS CORP.
2. Apply pipe thread sealant, GM P/N 12346004 to upper control valve body bolt threads.
3. Install the upper control valve body bolts (229, 329, 330, 331) and hand tighten.
Fig 3: Installing Upper Control Valve Body Bolts
Courtesy of GENERAL MOTORS CORP.
NOTE: Refer to Fastener Notice in Cautions and Notices.
4. Remove the guide pins and install the remaining bolt.

   Tighten:  Tighten the bolts to 11-13 N.m (8.0-9.5 lb ft).