Hummer H2. Manual — part 100

CRUISE CONTROL VEHICLE SPEED SENSORS

Cruise Control Vehicle Speed Sensors

Melted

A

Require replacement.

Missing

C

Require replacement.

Oil-soaked (spongy)

1

Suggest replacement.

Restricted

A

Require repair or replacement.

Surface cracks (dry-rotted)

1

Suggest replacement.

Condition

Code

Procedure

Air gap incorrect

B

Require adjustment to vehicle manufacturer's

specifications. See note below.

NOTE: If a sensor is not adjustable, further inspection is required to identify and correct
cause.

Attaching hardware broken

A

Require repair or replacement of hardware.

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware not
functioning

A

Require repair or replacement of hardware.

Broken

A

Require replacement.

Housing cracked

A

Require replacement.

Internal resistance does not meet
specifications

B

Require replacement. See note below.

NOTE: Component failure may be caused by water intrusion into the wiring harness.
Always check insulation for damage and wiring for excessive resistance.

Lead routing incorrect

B

Require rerouting according to vehicle

manufacturer's specifications.

Loose

B

Require adjustment to vehicle manufacturer's

specifications. See note below.

NOTE: Some integral bearing assemblies with sensors may require replacement.

Missing

C

Require replacement.

Output signal incorrect

B

Require repair or replacement. See note below.

NOTE: Component failure may be caused by water intrusion into the wiring harness.
Always check insulation for damage and wiring for excessive resistance.

Surface contaminated

2

Suggest cleaning; identify and correct source.

Tip bent

B

Require replacement.

Tip broken

B

Require replacement.

Tip missing

B

Require replacement.

Wire lead burned

A

Require replacement.

Wire lead conductors exposed

B

Require replacement.

Wire lead corroded

A

Require replacement.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

DEFOGGERS

See Heating Elements (Defrosters, Defoggers, Electric Heaters, and Seats).

DEFROSTERS

See Heating Elements (Defrosters, Defoggers, Electric Heaters, and Seats).

DELAYS

Delays

Wire lead open

A

Require replacement.

Wire lead shorted

A

Require replacement.

Condition

Code

Procedure

Attaching hardware broken

A

Require repair or replacement of

hardware.

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware not functioning

A

Require repair or replacement of

hardware.

Binding, affecting performance

A

Require repair or replacement.

Binding, not affecting performance

2

Suggest repair or replacement.

Broken

A

Require repair or replacement.

Burned, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Burned, not affecting performance

2

Suggest repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Cracked, affecting performance

A

Require repair or replacement.

Cracked, not affecting performance

1

Suggest repair or replacement.

Inoperative

A

Require repair or replacement. See note

below.

NOTE: Inoperative includes intermittent operation or out of OEM specification.

Melted, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Melted, not affecting performance

2

Suggest repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Missing

C

Require replacement.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

DIMMERS

Dimmers

Terminal broken

A

Require repair or replacement.

Terminal burned, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Terminal burned, not affecting
performance

2

Suggest repair or replacement.

Terminal corroded, affecting
performance

A

Require repair or replacement.

Terminal corroded, not affecting
performance

2

Suggest repair or replacement.

Terminal loose, affecting performance

B

Require repair or replacement.

Terminal loose, not affecting
performance

1

Suggest repair or replacement.

Condition

Code

Procedure

Attaching hardware broken

A

Require repair or replacement of

hardware.

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware not functioning

A

Require repair or replacement of

hardware.

Binding, affecting performance

A

Require repair or replacement.

Binding, not affecting performance

2

Suggest repair or replacement.

Broken

A

Require repair or replacement.

Burned, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Burned, not affecting performance

2

Suggest repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Cracked, affecting performance

A

Require repair or replacement.

Cracked, not affecting performance

1

Suggest repair or replacement.

Inoperative

A

Require repair or replacement. See note

below.

NOTE: Inoperative includes intermittent operation or out of OEM specification.

Melted, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Melted, not affecting performance

2

Suggest repair or replacement. See note

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

ELECTRIC HEATERS

See Heating Elements (Defrosters, Defoggers, Electric Heaters, and Seats).

EQUALIZERS

See Receivers, Amplifiers, Equalizers, and Sub-Woofer Volume Controls.

FUSE BLOCKS

See Fuse Boxes and Blocks.

FUSE BOXES AND BLOCKS

Fuse Boxes and Blocks

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Missing

C

Require replacement.

Terminal broken

A

Require repair or replacement.

Terminal burned, affecting performance

A

Require repair or replacement. See note

below.

NOTE: Determine cause and correct prior to repair or replacement of part.

Terminal burned, not affecting
performance

2

Suggest repair or replacement.

Terminal corroded, affecting
performance

A

Require repair or replacement.

Terminal corroded, not affecting
performance

2

Suggest repair or replacement.

Terminal loose, affecting performance

B

Require repair or replacement.

Terminal loose, not affecting
performance

1

Suggest repair or replacement.

Condition

Code

Procedure

Attaching hardware broken

A

Require repair or replacement of

hardware.

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware not functioning

A

Require repair or replacement of

hardware.

Broken, affecting performance

A

Require replacement.

Broken, not affecting performance

No service suggested or required.

Burned, affecting performance

A

Require repair or replacement. See note

below.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS