Hummer H2. Manual - part 128

 

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Hummer H2. Manual - part 128

 

 

MOTOR MOUNTS 

Motor Mounts 

O-RINGS, GASKETS, SEALS, AND SPRING LOCKS 

O-Rings, Gaskets, Seals, and Spring Locks 

O

2

 SENSORS

 

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 

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 

A 

Require replacement. 

Leaking (hydraulic mount) 

A 

Require replacement. 

Mounting hole worn, affecting 
performance 

A 

Require replacement. 

Mounting hole worn, not affecting 
performance 

No service suggested or required. 

Rubber deteriorated, affecting performance  A 

Require replacement. 

Rubber deteriorated, not affecting 
performance 

No service suggested or required. 

Threads damaged 

A 

Require repair or replacement. 

Threads stripped (threads missing) 

A 

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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

O

2

 Sensors 

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. 

Maintenance Intervals 

3 

Suggest replacement to comply with vehicle's 

OEM recommended service intervals. 

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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

OIL PANS 

See Engine Covers, Gaskets, and Grommets (Valve Cover).  

OIL PRESSURE SENDING UNITS 

Oil Pressure Sending Units 

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 

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 repair or replacement. See note 

below. 

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

Leaking 

A 

Require replacement. 

Output signal incorrect 

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. 

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

  

OIL PUMP PICK-UP SCREENS 

Oil Pump Pick-Up Screens 

OIL PUMPS 

Oil Pumps 

PARK NEUTRAL POSITION SWITCHES 

Park Neutral Position Switches 

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. 

Bypass stuck 

A 

Require repair or replacement. 

Cracked 

A 

Require repair or replacement. 

Loose 

A 

Require repair or replacement. 

Missing 

C 

Require replacement. 

Positioned incorrectly 

A 

Require repair or replacement. 

Restricted 

A 

Require repair or replacement. 

Screen torn 

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. 

Broken 

A 

Require repair or replacement. 

Housing cracked 

A 

Require repair or replacement. 

Leaking 

A 

Require repair or replacement. 

Pressure relief valve stuck 

A 

Require repair or replacement. 

Seized 

A 

Require repair or replacement. 

Worn beyond specifications 

B 

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. 

 

1998 Chevrolet Pickup C1500 

Uniform Inspection and Communication Standards ENGINE PERFORMANCE AND MAINTENANCE

  

 

 

 

 

 

 

 

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