Rear Internal Gear Assembly Assemble

Tools Required: 

J 45185  Bore Gage Set. See Special Tools .

Fig 1: Measuring Inner Diameter Of Rear Internal Gear Bushing
Courtesy of GENERAL MOTORS CORP.
IMPORTANT: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the rear internal gear bushing.
1. Using the J 45185  , measure the inner diameter of the rear internal gear bushing (542). See Special Tools .
2. Use a micrometer to measure J 45185  reading. See Special Tools . Refer to Front Carrier, Gear Bushing, ID in Transmission Clearance Specifications .
Fig 2: Measuring Inner Diameter Of Front Sun Gear Bushing
Courtesy of GENERAL MOTORS CORP.
IMPORTANT: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the front sun gear bushing.
3. Using the J 45185  , measure the inner diameter of the front sun gear bushing (544). See Special Tools .
4. Use a micrometer to measure J 45185  reading. See Special Tools . Refer to Front Carrier, Front Sun Gear Bushing, ID in Transmission Clearance Specifications .
Fig 3: Measuring Inner Diameter Of Rear Sun Gear Bushing
Courtesy of GENERAL MOTORS CORP.
IMPORTANT: Measure at different locations and average the measurement. If the average measurement is not within specifications, replace the rear sun gear bushing.
5. Using the J 45185  , measure the inner diameter of the rear sun gear bushing (539). See Special Tools .
6. Use a micrometer to measure J 45185  reading. See Special Tools . Refer to Front Carrier, Rear Sun Gear Bushing, ID in Transmission Clearance Specifications .
Fig 4: View Of Front Carrier Assembly & Front Sun Gear
Courtesy of GENERAL MOTORS CORP.
7. Install the front sun gear (544) into the front carrier assembly (542).
Fig 5: View Of Front Sun Gear Assembly & Retaining Ring
Courtesy of GENERAL MOTORS CORP.
8. Install the front sun gear retaining ring (541) into the groove of the front sun gear (544).