Hummer H2. Manual - part 130

 

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Hummer H2. Manual - part 130

 

 

POWERTRAIN CONTROL MODULES (PCM) AND PROM 

Powertrain Control Modules (PCM) and PROM 

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 

Application incorrect 

B 

Require replacement. 

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. 

Code set (if applicable) 

A 

Further inspection required. See note 

below. 

NOTE: Refer to manufacturer's diagnostic trouble code procedure and require repair or 
replacement of affected component(s). 

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 

A 

Require repair. 

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. 

Leaking 

A 

Require repair or replacement. 

Malfunctioning 

A 

Require repair or replacement. See 

note below. 

NOTE: Includes inoperative, intermittent operation, failure to perform all functions, or 
out of OEM specification. 

Missing 

C 

Require replacement. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

POWERTRAIN CONTROL PROM 

See Powertrain Control Modules (PCM) and PROM.  

PRESSURIZED EXPANSION TANK CAPS 

See Radiator Caps and Pressurized Expansion Tank Caps.  

RADIATOR CAPS AND PRESSURIZED EXPANSION TANK CAPS 

Radiator Caps and Pressurized Expansion Tank Caps 

RADIATOR FAN BLADES 

Radiator Fan Blades 

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 

Application incorrect 

B 

Require replacement. 

Coolant recovery check valve inoperative 

A 

Require replacement. See note below. 

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

Fails to maintain proper pressure 

B 

Require replacement. 

Gasket missing 

C 

Require replacement of gasket. 

Missing 

C 

Require replacement. 

Seal missing 

C 

Require replacement of seal. 

Condition 

Code 

Procedure 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

RADIATOR FAN CLUTCHES 

NOTE: Some lateral movement, measured at the fan blade tip, may be normal.  

Radiator Fan Clutches 

RADIATORS 

Radiators 

Application incorrect 

B 

Require 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. 

Bent 

A 

Require replacement. 

Broken 

A 

Require replacement. 

Cracked 

A 

Require replacement. 

Loose 

A 

Require repair or replacement. 

Missing 

C 

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. 

Bearing noisy 

A 

Require replacement. 

Bearing worn 

A 

Require replacement. 

Fastener loose 

A 

Require repair or replacement of fastener. 

Inoperative 

A 

Require replacement. See note below. 

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

Leaking 

1 

Suggest replacement. 

Seized 

A 

Require replacement. 

Slips (insufficient fan speed) 

A 

Require replacement. 

Thermal control incorrect 

B 

Require repair or replacement. 

Condition 

Code 

Procedure 

Air flow restriction 

A 

Require repair. 

Application incorrect 

B 

Require 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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

ROLL OVER VALVES 

Roll Over Valves 

SEALING COMPOUNDS 

Sealing Compounds 

SEALS 

Seals 

SECONDARY AIR INJECTION SYSTEM MANAGEMENT DEVICES

Connection leaking 

A 

Require repair or replacement. 

Corroded 

1 

Suggest repair or replacement. 

Fins damaged, affecting performance 

A 

Require repair or replacement. 

Fins damaged, not affecting performance 

2 

Suggest repair or replacement. 

Internal oil cooler leaking 

A 

Require repair or replacement. 

Internal restrictions, affecting performance  B 

Require repair or replacement. 

Internal restrictions, not affecting 
performance 

2 

Suggest repair or replacement. 

Leaking 

A 

Require repair or replacement. 

Threads damaged 

A 

Require repair or replacement. 

Threads stripped (threads missing) 

A 

Require repair or replacement. 

Tubes damaged, affecting performance 

A 

Require repair or replacement. 

Tubes damaged, not affecting 
performance 

No service suggested or required. 

Condition 

Code 

Procedure 

Inoperative 

A 

Require replacement. See note below. 

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

Leaking 

A 

Require replacement. 

Missing 

C 

Require replacement. 

Condition 

Code 

Procedure 

Leaking 

A 

Require repair or replacement. See note below. 

NOTE: Require inspection of mating and sealing surface and repair or replace as 
necessary. 

Condition 

Code 

Procedure 

Leaking 

A 

Require repair or replacement. See note below. 

NOTE: Require inspection of mating and sealing surface and repair or replace as 
necessary. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

 

 

 

 

 

 

 

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