IMPORTANT: Ensure that the tips of the EN
46108 are fully engaged into the timing chain (3
and 4). See Special Tools .
7. Install the EN 46108 (1 and 2) in order to retain the timing chain. See Special Tools .
Firmly tighten the EN 46108 nuts. See Special Tools .
Fig 3: Identifying EN 46108
Courtesy of GENERAL MOTORS CORP.