GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45201 Cooler Line Seal Remover


    Object Number: 780992  Size: SH
  1. Insert the collet (2) of the J 45201 into the cooler line seal.
  2. Insert the forcing screw (1) of the J 45201 into the collet (2).
  3. Tighten the forcing screw (1) until snug.

  4. Object Number: 780993  Size: SH
  5. Thread the collar (1) of the J 45201 onto the collet (3) until snug.

  6. Object Number: 831823  Size: SH
  7. Using an adjustable wrench, turn the collar clockwise in order to remove the cooler line seal.
  8. Discard the seal.
  9. Clean the case bores for the cooler line seals.