Hummer H3. Manual — part 935

Wiring Repairs .
Did you find and correct the
condition?

Go to Step

25

Go to Step 20

18

Inspect for poor connections at the
harness connector of the clutch
switch. Refer to Testing for
Intermittent Conditions and Poor
Connections and Connector
Repairs .
Did you find and correct the
condition?

-

Go to Step

25

Go to Step 22

19

Inspect for poor connections at the
harness connector of the cruise
control switch. Refer to Testing for
Intermittent Conditions and Poor
Connections and Connector
Repairs .
Did you find and correct the
condition?

-

Go to Step

25

Go to Step 23

20

Inspect for poor connections at the
harness connector of the powertrain
control module (PCM). Refer to
Testing for Intermittent
Conditions and Poor Connections
and Connector Repairs .
Did you find and correct the
condition?

-

Go to Step

25

Go to Step 24

21

Repair the following in the ignition 1
voltage circuit:

An open

A high resistance

A short to ground

Refer to Wiring Repairs .
Did you complete the repair?

-

Go to Step

25

-

Replace the clutch release switch.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Cruise Control - H3

REPAIR INSTRUCTIONS

CRUISE RELEASE SWITCH ADJUSTMENT

22

Refer to Clutch Pedal Cruise
Control Release Switch
Replacement.
Did you complete the replacement?

-

Go to Step

25

-

23

Replace the cruise control switch.
Refer to Turn Signal
Multifunction Switch
Replacement .
Did you complete the replacement?

-

Go to Step

25

-

24

Replace the PCM. Refer to Control
Module References for
replacement, setup and programming.
Did you complete the replacement?

-

Go to Step

25

-

25

Operate the vehicle within the
conditions for cruise control
operation.
Does the cruise control system
operate properly?

-

System OK

Go to Step 2

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Cruise Control - H3

Fig. 5: Locating Cruise Control Release Switch Electrical Connector
Courtesy of GENERAL MOTORS CORP.

1. Disconnect the cruise control release switch electrical connector (1).

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Cruise Control - H3

Fig. 6: Identifying Cruise Release Switch
Courtesy of GENERAL MOTORS CORP.

2. Rotate the cruise release switch counterclockwise, allowing the retainer to release.

3. Pull the brake pedal rearward to full stop.

4. While holding the brake pedal in position rearward, push the switch inward fully until the

switch body contacts the brake pedal arm.

At this point the plunger in the switch should be pushed in.

5. Rotate the switch clockwise until a "click" is heard.

2007 Hummer H3

2007 ACCESSORIES & EQUIPMENT Cruise Control - H3