Hummer H2. Manual - part 104

Pulleys 

RECEIVERS, AMPLIFIERS, EQUALIZERS, AND SUB-WOOFER VOLUME 
CONTROLS 

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

Condition 

Code 

Procedure 

Alignment incorrect 

B 

Require repair or replacement. 

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. 

Cracked 

A 

Require replacement. 

Loose 

A 

Require repair or replacement. 

Missing 

C 

Require replacement. 

Pulley damaged, affecting belt life 

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. 

Connector broken 

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. 

Malfunctioning 

A 

Require repair or replacement. See note 

below. 

NOTE: Malfunctioning includes inoperative, intermittent operation, or failure to perform 
all functions. 

Missing 

C 

Require replacement. 

Sound quality poor 

A 

Require repair or replacement. See note 

below. 

NOTE: Make sure poor sound quality is not caused by ignition/charging system or other 
forms of electrical interference. 

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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

  

RELAY BOXES 

Relay Boxes 

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 burned 

A 

Require repair or replacement. 

Wire lead conductors exposed 

B 

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. 

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. 

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

Burned, not affecting performance 

2 

Suggest repair or replacement. See note 

below. 

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

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. 

Cover missing 

C 

Require replacement of cover. 

Cracked, affecting performance 

A 

Require repair or replacement. 

Cracked, not affecting performance 

1 

Suggest repair or replacement. 

Melted, affecting performance 

A 

Require replacement. See note below. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

  

RELAYS 

Relays 

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

Melted, not affecting performance 

2 

Suggest replacement. See note below. 

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

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. 

Housing broken 

A 

Require replacement. 

Housing cracked 

2 

Suggest replacement. 

Inoperative 

A 

Require replacement. See note below. 

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

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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS

  

SEALED BEAMS 

See Bulbs, Sealed Beams, and LEDs.  

SEAT HEATERS 

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

SECURITY ALARM SENSORS 

Security Alarm Sensors 

Terminal loose, affecting performance 

B 

Require repair or replacement. 

Terminal loose, not affecting 
performance 

1 

Suggest 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 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 

B 

Require repair or replacement. Further 

inspection required. See note below. 

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

Missing 

C 

Require replacement. 

Resistance out of specification 

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 

B 

Require repair or replacement. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ELECTRICAL SYSTEMS