Colorado 4WD L5-3.7L (2007)
Caution: Refer to Camshaft Holding Tool Caution.
5. Install the J 44221 to the rear of the camshafts.
6. Complete the following in order to install the J 44217 (1) and J-44217-45 (1).
1. Install the hook portion of the timing chain retention tools into one of the timing chain links near the timing chain shoe on both sides of the
engine.
2. Tighten the wingnuts.
3. Ensure the hooks are still in one of the links and the gage blocks of the tool are firmly in place on the edge of the head.
7. Remove and discard the intake camshaft sprocket bolt.
