Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.
See also:
Rear Compartment Fuse Block
The rear compartment fuse block is located in the cargo area, on the driver
side of the vehicle behind the lower trim panel. To open, turn the latch with a
flat bladed tool and pull the trim pan ...
How the System Works
When the vehicle is shifted into R (Reverse) the front and rear sensors are
automatically turned on.
After the vehicle is shifted out of R (Reverse), the rear sensors are turned
off and the front ...
What to Do with Used Oil
Used engine oil contains certain
elements that can be unhealthy for
your skin and could even cause
cancer. Do not let used oil stay on
your skin for very long. Clean your
skin and nails with ...






