GM Service Manual Online
For 1990-2009 cars only

Tools Required

  1. J 8433 / J 21427-01 Universal Sprocket Puller
  2. J 38611 Crankshaft Sprocket Puller

  3. Object Number: 57236  Size: SH
  4. Remove the timing chain tensioner bolts.

  5. Object Number: 57237  Size: SH
  6. Remove the timing chain, the crankshaft sprocket, and the intermediate shaft sprocket as an assembly. Use the J 8433 / J 21427-01 and the J 38611 in order to remove the crankshaft sprocket.
  7. If the intermediate drive shaft sprocket does not slide off easily with the timing chain assembly, rotate the crankshaft back and forth in order to help loosen the tight fit.
  8. Remove the timing tensioner.