TrailBlazer 4WD L6-4.2L (2007)
16. Install the PCM retaining nuts (6).
Tighten the nuts to 8 N.m (71 lb in).
17. Connect the negative battery cable.
18. Inspect for leaks using the following procedure:
1. Turn ON the ignition, with the engine OFF for 2 seconds.
2. Turn OFF the ignition, for 10 seconds.
3. Turn ON the ignition, with the engine OFF.
4. Inspect for fuel leaks.
19. Install the fuel tank shield, if equipped.
