Hummer TSB #030604012
2003 Hummer H2
Affected Component: ELECTRICAL SYSTEM
- Summary
- INSPECTION OF ALL RELATED WIRING HARNESS CONNECTIONS WHEN DIAGNOSING MISCELLANEOUS DIAGNOSTIC TROUBLE CODES, INTERMITTENT DRIVEABILITY CONCERNS, HARD START, NO START, INCORRECT GAUGES, INOPERATIVE AIR CONDITIONING SYSTEMS, SERVICE ENGINE SOON LAMPS ILLUMINATED, 4WD LAMP ILLUMINATED, INSTRUMENT PANEL GAUGES INOPERATIVE, CRUISE INOPERATIVE. 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT