GM Service Manual Online
For 1990-2009 cars only

    Object Number: 234392  Size: SH
  1. Use the following steps in order to install the timing chain tensioner:
  2. 1.1. Fully depress the plunger (4).
    1.2. Apply the hook (2) to the pin (3).
    1.3. Install the timing chain tensioner.

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 234394  Size: SH
  3. Install the timing chain tensioner. Secure the timing chain tensioner using 2 bolts (1).
  4. Tighten
    Tighten the timing chain tensioner bolts to 10 N·m (89 lb in).


    Object Number: 234400  Size: SH
  5. Rotate the crankshaft clockwise one revolution. Ensure that the plunger on the timing chain tensioner has released.

  6. Object Number: 234407  Size: SH
  7. Complete the following steps if the plunger does not release:
  8. 4.1. Use a screwdriver or your finger in order to press the slipper into the chain tensioner.
    4.2. Release the hook from the pin.