Hummer H2. Manual — part 120

EVAPORATIVE EMISSION (EVAP) CANISTER FILTERS

Evaporative Emission (EVAP) Canister Filters

EVAPORATIVE EMISSION (EVAP) CANISTER PURGE DEVICES

Evaporative Emission (EVAP) Canister Purge Devices

NOTE: Gauge may indicate problem with contaminated oil, level, pressure, or
temperature, or problem with gauge.

Inoperative

A

Further inspection required. See note below.

NOTE: Gauge may indicate problem with contaminated oil, level, pressure, or
temperature, or problem with gauge. Inoperative includes intermittent operation, out of
OEM specification, or out of range. Further inspection required to determine cause.

Leaking

A

Require repair or replacement.

Reads inaccurately

2

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.

Maintenance interval

3

Suggest replacement to comply with OEM

recommended service interval.

Missing

C

Require replacement.

Restricted, affecting
performance

A

Require replacement.

Restricted, not affecting
performance

1

Suggest replacement.

Water-contaminated

A

Require replacement.

Condition

Code

Procedure

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware threads
damaged

A

Require repair or replacement of hardware.

Attaching hardware threads
stripped (threads missing)

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.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

EVAPORATIVE EMISSION (EVAP) CANISTERS

Evaporative Emission (EVAP) Canisters

Contaminated

A

Require repair or replacement. See note

below.

NOTE: Determine source of contamination, such as engine coolant, fuel, metal particles,
or water. Require repair or replacement.

Inoperative

B

Require repair or replacement. Further

inspection required. See note below.

NOTE: Inoperative includes intermittent operation or out of OEM specification. Some
components may be serviceable; check for accepted cleaning procedure.

Leaking

A

Require repair or replacement.

Missing

C

Require replacement.

Resistance out of specification

B

Require repair or replacement.

Restricted, affecting performance

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
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.

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

Inoperative

A

Require repair or replacement. See note below.

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

Leaking

A

Require replacement.

Missing

C

Require replacement.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

EVAPORATIVE EMISSION (EVAP) FEEDBACK DEVICES

Evaporative Emission (EVAP) Feedback Devices

Saturated

A

Require replacement.

Condition

Code

Procedure

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware threads
damaged

A

Require repair or replacement of hardware.

Attaching hardware threads
stripped (threads missing)

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.

Contaminated

A

Require repair or replacement. See note

below.

NOTE: Determine source of contamination, such as engine coolant, fuel, metal particles,
or water. Require repair or replacement.

Inoperative

B

Require repair or replacement. Further

inspection required. See note below.

NOTE: Inoperative includes intermittent operation or out of OEM specification. Some
components may be serviceable; check for accepted cleaning procedure.

Leaking

A

Require repair or replacement.

Missing

C

Require replacement.

Resistance out of specification

B

Require repair or replacement.

Restricted, affecting performance

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
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.

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

EXHAUST GAS RECIRCULATION DEVICES

Exhaust Gas Recirculation Devices

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

Attaching hardware missing

C

Require replacement of hardware.

Attaching hardware threads
damaged

A

Require repair or replacement of hardware.

Attaching hardware threads
stripped (threads missing)

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.

Contaminated

A

Require repair or replacement. See note

below.

NOTE: Determine source of contamination, such as engine coolant, fuel, metal particles,
or water. Require repair or replacement.

Inoperative

B

Require repair or replacement. Further

inspection required. See note below.

NOTE: Inoperative includes intermittent operation or out of OEM specification. Some
components may be serviceable; check for accepted cleaning procedure.

Leaking

A

Require repair or replacement.

Missing

C

Require replacement.

Resistance out of specification

B

Require repair or replacement.

Restricted, affecting performance

A

Require repair or replacement.

Restricted, not affecting
performance

1

Suggest repair or replacement.

Terminal broken

A

Require repair or replacement.

Terminal burned, affecting

A

Require repair or replacement. See note

1998 Chevrolet Pickup C1500

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE