Crankshaft Balancer Removal

Tools Required

• J 38416-B  Harmonic Balancer Remover. See Special Tools .
• J 42846  Crankshaft Protector Button. See Special Tools .
• J 42847  Flywheel Holding Tool. See Special Tools .

Fig 1: View Of J 42847 & Bolts
Courtesy of GENERAL MOTORS CORP.
NOTE: Refer to Fastener Notice in Cautions and Notices.
IMPORTANT: Ensure that the teeth of the flywheel holding tool engage the engine flywheel teeth.
1. Install the J 42847  (1) to the starter bolt holes. See Special Tools .

   Tighten:  Tighten the J 42847  bolts to 50 N. See Special Tools .m (37 lb ft).

Fig 2: View Of Crankshaft Balancer Bolt & Washer
Courtesy of GENERAL MOTORS CORP.
2. Remove the crankshaft balancer bolt and washer.
Fig 3: View Of J 42846
Courtesy of GENERAL MOTORS CORP.
3. Install the J 42846  onto the end of the crankshaft. See Special Tools .
Fig 4: Removing Crankshaft Balancer Using J 38416-B & J 42846
Courtesy of GENERAL MOTORS CORP.
4. Install the J 38416-B  (2) in order to remove the crankshaft balancer. See Special Tools . Place the legs of the J 38416-B  into the recesses cast into the backside of the balancer inner hub. See Special Tools .
5. Tighten the center screw of the J 38416-B  until the crankshaft balancer is removed from the end of the crankshaft. See Special Tools .
Fig 5: View Of Crankshaft Balancer
Courtesy of GENERAL MOTORS CORP.
6. Remove the J 38416-B  . See Special Tools .
7. Remove the crankshaft balancer.
8. Remove the J 42846  from the end of the crankshaft. See Special Tools .
Fig 6: View Of J 42847 & Bolts
Courtesy of GENERAL MOTORS CORP.
9. Remove the J 42847  (1). See Special Tools .