This section provides a brief overview about some of the important features that may or may not be on your specific vehicle.
For more detailed information, refer to each of the features which can be found later in this owner manual.
Hood Ajar Indicator Description and Operation
Hood Ajar Switch
The body control module (BCM) applies B+ to the hood ajar signal circuit
and monitors the voltage to determine the position of the hood. When the hood
is closed, the switch is open and voltage remains high. When the hood is open,
the switch is closed and the voltag ...
Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM
devices to communicate with each others. Use Data Communication Schematics to
find out which serial data buses are configured for a specific vehicle.
Circuit Description
There are many components in a vehicle t ...
Oil Pan Replacement
Special Tools
EN-49980 Guidance Pins
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Remove the right front wheelhouse liner extension. Refer to Front Wheelhouse
Liner Inner Front Extension Replacement.
Remove the oil filter and drain the engine oi ...