GM Service Manual Online
For 1990-2009 cars only

    Object Number: 660211  Size: SH
  1. Remove the thermostat bypass pipe to throttle body nut (2).
  2. Remove the thermostat bypass pipe to throttle body hose clamps (1).
  3. Remove the thermostat bypass pipe to engine front cover bolt (4).
  4. Remove the thermostat bypass pipe hose clamp (5) and hose from pipe.
  5. Remove the thermostat bypass pipe (3).

  6. Object Number: 703296  Size: SH
  7. Remove the oil level indicator tube bolt.
  8. Remove the oil level indicator and oil level indicator tube.