Engine Compartment Overview
When you open the hood on the 4.2L L6 engine, here is what you will see:

A. Engine Air Cleaner/Filter.
B. Engine Coolant Recovery Tank.
C. Windshield Washer Fluid Reservoir.
D. Power Steering Fluid Reservoir.
E. Automatic Transmission Fluid Dipstick (Out of
View).
F. Engine Oil Dipstick.
G. Radiator Pressure Cap.
H. Engine Oil Fill Cap.
I. Remote Negative (−) Terminal (Marked GND).
J. Brake Master Cylinder Reservoir.
K. Battery.
L. Engine Compartment Fuse Block.
When you open the hood on the 5.3L V8 engine, here is what you will see:

A. Engine Coolant Recovery Tank.
B. Engine Air Cleaner/Filter.
C. Windshield Washer Fluid Reservoir.
D. Engine Oil Dipstick.
E. Automatic Transmission Fluid Dipstick.
F. Engine Oil Fill Cap.
G. Radiator Pressure Cap.
H. Remote Negative (−) Terminal (Marked GND).
I. Power Steering Fluid Reservoir.
J. Brake Master Cylinder Reservoir.
K. Engine Compartment Fuse Block.
L. Battery.
See also:
OnStar® Hands-Free Calling
OnStar® Hands-Free Calling allows eligible
OnStar® subscribers to make and receive calls
using voice commands. Hands-Free Calling is fully
integrated into the vehicle, and can be used
with OnSta ...
Entering the Personalization Menus
1. Press CONFIG to access the Configuration Settings menu.
2. Turn the TUNE/MENU knob to highlight Vehicle Settings. Press the CONFIG button
until Vehicle is highlighted on vehicles with a navigati ...
Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses
radio and sensor technology to check tire pressure
levels. TPMS sensors are mounted on each tire
and wheel assembly, except the spare tire.
The TPMS ...
