Hummer H2. Manual - part 122

 

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Hummer H2. Manual - part 122

 

 

FUEL DAMPERS 

See Fuel Accumulators and Dampers.  

FUEL DELIVERY CHECK VALVES 

Fuel Delivery Check Valves 

FUEL DISTRIBUTORS (BOSCH CIS) 

Fuel Distributors (Bosch CIS) 

NOTE: Inoperative includes intermittent operation, out of OEM specification. Some 
components may be serviceable. 

Leaking 

A 

Require repair or replacement. 

Resistance out of specification 

B 

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. 

Threads damaged 

A 

Require repair or replacement. 

Threads stripped (threads 
missing) 

A 

Require replacement. 

Condition 

Code 

Procedure 

Inoperative 

A 

Require replacement. See note below. 

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

Leaking externally 

A 

Require repair or replacement. 

Missing 

C 

Require replacement. 

Pressure leaking (bleeds down) 

A 

Require repair or replacement. 

Condition 

Code 

Procedure 

Inoperative 

A 

Require repair or replacement. Further inspection 

required. See note below. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

FUEL FILLER NECKS AND RESTRICTORS 

Fuel Filler Necks and Restrictors 

FUEL FILTERS 

Fuel Filters 

FUEL INJECTORS 

Fuel Injectors 

NOTE: Inoperative includes intermittent operation. 

Leaking 

A 

Require repair or replacement. 

Out of specification 

B 

Require repair or replacement. 

Restricted, affecting 
performance 

A 

Require repair or replacement. Further inspection 

required. See note below. 

NOTE: Some components may be serviceable; check for accepted cleaning procedure. 

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. 

Leaking 

A 

Require repair or replacement. 

Missing 

C 

Require replacement. 

Restricted 

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. 

Leaking 

A 

Require repair or replacement. 

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 

2 

Suggest replacement. 

Condition 

Code 

Procedure 

Attaching hardware missing 

C 

Require replacement of hardware. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

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 

2 

Suggest 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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

FUEL LEVEL SENDERS 

Fuel Level Senders 

FUEL PRESSURE REGULATORS 

Fuel Pressure Regulators 

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 missing 

C 

Require replacement of hardware. 

Attaching hardware not functioning 

A 

Require repair or replacement of 

hardware. 

Inoperative 

A 

Require repair or replacement. See note 

below. 

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

Leaking 

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. 

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 

Contaminated 

2 

Suggest repair or replacement. Further inspection 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

 

 

 

 

 

 

 

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