Page 348 of 402

Fuse Usage
9 Right Low-Beam Headlamp
10 Daytime Running Lamps 2 (DRL)
11Fuel System Control Module
Ignition (Gas)
12 Daytime Running Lamps 1 (DRL)
13 Auxiliary Stoplamp
14Fuel Operated Heater Module
(Diesel)
15Fuel System Control Module
Battery (Gas)
16 Left Stoplamp, Trailer Turn Signal
17 Canister Vent Solenoid (Gas)
18 Empty
19 Empty
20 Body Control Module 1
21 Special Equipment Option (SEO)
22 Body Control Module 4
23 Body Control Module 6
24 Empty
25 Body Control Module 7
26 Body Control Module 3
27 Body Control Module 5
28 Empty
29 EmptyFuse Usage
30 Instrument Panel Cluster
31 Empty
32 Brake Switch
33 Auxiliary Power Outlet
34 Airbag
35 Trailer Wiring
36 Steering Wheel Sensor (Gas)
37 Body Control Module 2
38Cigarette Lighter, Data Link
Controller
39 Windshield Wiper
40 Empty
41 Windshield Washer
42 Empty
43 Horn
44Transmission Control Module
Battery
45 Empty
46 Oxygen Sensor 1 (Gas)
47Transmission Control Module
Ignition
48 Engine Control Module Ignition
49 Mass Airflow Sensor, Canister Vent
50 Engine Control Module, Powertrain
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Page 349 of 402
Fuse Usage
51 Transmission
52 Even Ignition Injectors (Gas)
53 Glow Plug Module (Diesel)
54 Engine Control Module Battery
55 Odd Ignition Injectors (Gas)
56 Oxygen Sensor 2 (Gas)
57 Air Conditioning Compressor
58 Fan Clutch (Diesel)
59 V6 Fuel Injectors (Gas)
60Antilock Brake System Module
(J-Case)
61Antilock Brake System Motor
(J-Case)
62 Trailer Wiring (J-Case)
63 Empty
64 Starter Solenoid (J-Case)
65Engine Control Module (ECM),
Powertrain (Diesel) (J-Case)
66 Front Blower (J-Case)
67 Empty
77 Body BEC (Mega Fuse)Relays Usage
68 Empty
69 Run, Crank (High Current Micro)
70Windshield Wiper High
(High Current Micro)
71Windshield Wiper (High Current
Micro)
72 Fuel Pump (Mini Micro)
73 Crank (High Current Micro)
74Air Conditioning Compressor
(Mini Micro)
75 Fan Clutch (Diesel) (Solid State)
76 Powertrain (High Current Micro)
5-109
Page 364 of 402

Automatic Transmission Shift Lock
Control System Check
{CAUTION:
When you are doing this inspection, the
vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before you start, be sure you have enough room
around the vehicle. It should be parked on a level
surface.
2. Firmly apply the parking brake. SeeParking Brake
on page 2-26.
Be ready to apply the regular brake immediately if
the vehicle begins to move.3. With the engine off, turn the ignition to ON/RUN,
but do not start the engine. Without applying the
regular brake, try to move the shift lever out
of PARK (P) with normal effort. If the shift lever
moves out of PARK (P), contact your dealer/retailer
for service.Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK/OFF in each shift lever position.
•The ignition should turn to LOCK/OFF only
when the shift lever is in PARK (P).
•The ignition key should come out only in
LOCK/OFF.
Contact your dealer/retailer if service is required.
6-12
Page 390 of 402
OnStar®
If your vehicle has OnStar and you subscribe to the
OnStar services, please refer to the OnStar Terms and
Conditions for information on data collection and use.
Navigation System
If your vehicle has a navigation system, use of the
system may result in the storage of destinations,
addresses, telephone numbers, and other trip
information. Refer to the navigation system operating
manual for information on stored data and for deletion
instructions.
Radio Frequency
Identi cation (RFID)
RFID technology is used in some vehicles for functions
such as tire pressure monitoring and ignition system
security, as well as in connection with conveniences
such as key fobs for remote door locking/unlocking and
starting, and in-vehicle transmitters for garage door
openers. RFID technology in GM vehicles does not use
or record personal information or link with any other
GM system containing personal information.
7-18
Page 396 of 402

Highbeam On Light.........................................3-40
Highway Hypnosis...........................................4-14
Hill and Mountain Roads..................................4-15
Hood
Checking Things Under................................5-12
Release.....................................................5-13
Horn............................................................... 3-6
How to Wear Safety Belts Properly...................1-15
I
Ignition Positions.............................................2-19
Infants and Young Children, Restraints...............1-32
Inflation - Tire Pressure...................................5-60
Instrument Panel
Overview..................................................... 3-4
Instrument Panel (I/P)
Brightness..................................................3-16
Cluster.......................................................3-25
J
Jump Starting.................................................5-40
K
Keyless Entry System....................................... 2-3
Keys............................................................... 2-2
L
Labeling, Tire Sidewall.....................................5-54
Lamps
Dome........................................................3-16
Dome Lamp Override...................................3-16
Reading.....................................................3-17
Lap-Shoulder Belt...........................................1-22
LATCH System
Child Restraints...........................................1-39
Light
Airbag Off..................................................3-28
Airbag Readiness........................................3-27
Antilock Brake System Warning.....................3-34
Brake System Warning.................................3-33
Charging System.........................................3-32
Cruise Control.............................................3-40
Highbeam On.............................................3-40
Malfunction Indicator....................................3-36
Oil Pressure...............................................3-39
Passenger Airbag Status Indicator..................3-30
Safety Belt Reminders..................................3-26
Security.....................................................3-40
StabiliTrak
®Indicator....................................3-34
Tire Pressure..............................................3-35
Tow/Haul Mode...........................................3-40
Lighting
Entry/Exit...................................................3-17
6