GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2007
🢒
TrailBlazer - 4WD
🢒
Engine
🢒
Engine Mechanical - 6.0L
🢒 Engine Block Valley Cover Removal
Remove the valley cover bolts (506).
Remove the valley cover (555) and gasket (556).
Remove the O-ring seals (537) from the cover.
Remove the oil pressure sensor (706) and washer (707), as required.