GM Service Manual Online
For 1990-2009 cars only

Disassemble Procedure

Special Tools

    • J 8062 Universal Valve Spring Compressor
    • EN-46119 Valve Spring Compressing Adapter

    Object Number: 2049389  Size: SH
  1. Remove the camshaft position solenoid valve housing.
  2. Remove the camshaft cap bolts in this sequence (1)-(4)-(2)-(3).
  3. Remove the camshaft caps.

  4. Object Number: 2049390  Size: SH
  5. Remove the camshafts (1, 2)and oil seal rings (3).

  6. Object Number: 2049393  Size: SH
  7. Remove the valve tappet.
  8. Install the J 8062 Universal Valve Spring Compressor and EN-46119 Valve Spring Compressing Adapter .
  9. Remove the valve key.

  10. Object Number: 2049762  Size: SH
  11. Remove the valves (5), springs (3), retainers (2), and seals (4).