Hummer H2. Manual — part 136

WASTE GATES AND BOOST CONTROL MECHANISMS

Waste Gates and Boost Control Mechanisms

WATER PUMPS (ELECTRIC)

Water Pumps (Electric)

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.

Threads damaged

A

Require repair or replacement.

Threads stripped (threads missing)

A

Require replacement.

Wire lead conductors exposed

B

Require repair or replacement.

Wire lead corroded

A

Require repair or replacement.

Wire lead open

A

Require repair or replacement.

Wire lead shorted

A

Require repair or replacement.

Condition

Code

Procedure

Boost pressure
incorrect

A

Require repair or replacement. Further inspection required.

See note below.

NOTE: Incorrect boost pressure includes intermittent operation or out of OEM
specification.

Leaking

A

Require 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.

Connector broken

A

Require repair or replacement.

Connector (Weatherpack type) leaking

A

Require repair or replacement.

Connector melted

A

Require repair or replacement. See note

below.

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

Connector missing

C

Require replacement.

Inoperative

A

Require replacement. See note below.

NOTE: Check fan motor/controls. Inoperative includes intermittent operation or out of
OEM specification.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

WATER PUMPS (NON-ELECTRIC)

Water Pumps (Non-electric)

Leaking

A

Require repair or replacement.

Missing

C

Require replacement.

Noisy

2

Suggest replacement.

Rotation incorrect for application

B

Require repair or 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.

Vibration

1

Suggest replacement.

Wire lead conductors exposed

B

Require repair or replacement.

Wire lead corroded

A

Require repair or replacement.

Wire lead open

A

Require repair or replacement.

Wire lead shorted

A

Require repair or replacement.

Condition

Code

Procedure

Attaching hardware broken

A

Require repair or replacement of

hardware.

Attaching hardware corroded

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.

Corrosion (internal) is excessive, affecting
performance

A

Require replacement.

Corrosion (internal) is excessive, not affecting
performance

2

Suggest cooling system service.

Inoperative

A

Require replacement. See note

below.

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

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

WIRING HARNESSES AND CONNECTORS

Wiring Harnesses and Connectors

Leaking

A

Require replacement.

Noisy

A

Require replacement.

Rotation incorrect for application

B

Require repair or replacement.

Shaft bent

A

Require replacement.

Condition

Code

Procedure

Application incorrect

B

Require repair or replacement.

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.

Connector broken

A

Require repair or replacement.

Connector (Weatherpack type) leaking

A

Require repair or replacement.

Connector melted

A

Require repair or replacement. See note

below.

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

Connector missing

C

Require replacement.

Insulation damaged, conductors exposed A

Require repair or replacement.

Insulation damaged, conductors not
exposed

1

Suggest replacement.

Open

A

Require repair or replacement.

Protective shield (conduit) melted

2

Suggest repair or replacement. See note

below.

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

Protective shield (conduit) missing

2

Suggest repair or replacement.

Resistance (voltage drop) out of
specification

A

Require repair or replacement.

Routed incorrectly

B

Require repair.

Secured incorrectly

B

Require repair.

Shorted

A

Require repair or 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

A

Require repair or replacement.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

performance

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.

Voltage drop out of specification

A

Require repair or replacement.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE