Retainer and Ball Assembly Leak Check

Tools Required 

J 29714-A  Servo Cover Depressor. See Special Tools .

Fig 1: View Of 2-4 Servo
Courtesy of GENERAL MOTORS CORP.
1. Install the 2-4 servo into the case.
Fig 2: Identifying J 29714-A
Courtesy of GENERAL MOTORS CORP.
2. Install oil pan with only four bolts to align pan to case.
3. Use the J 29714-A  in order to compress the servo cover. See Special Tools .
4. Install the servo cover retaining ring.
Fig 3: Locating Small Hole In Accumulator
Courtesy of GENERAL MOTORS CORP.
5. Remove oil pan.
6. Pour solvent into the accumulator bore until the channel is filled. Watch for leaks in the case channel.
IMPORTANT: It is normal to see leakage from the small hole next to the larger oval hole.
7. If leakage from the oval shaped hole is observed, replace the third accumulator retainer and ball assembly.