2003 Hummer H2 defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 2003 Hummer H2. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• WINDSHIELD WIPER MOTOR MODULE FAILURE
  Preliminary Evaluation PE08042 · opened Jul 16, 2008 · closed Oct 15, 2008 · led to recall 08V456000

  This investigation disclosed that water intrusion into the wiper motor module of the subject vehicles may lead to intermittent operation or subsequent total system failure.analysis of data disclosed that the subject vehicles built between february 2003 and may 2003 exhibited high warranty claim rates.the manufactured n…

• HUMMER H2 STEERING KNUCKLE FAILURES
  Engineering Analysis EA05017 · opened Oct 28, 2005 · closed Apr 30, 2007

  Odi upgraded this investigation at the conclusion of pe04-080.the alleged defect involves the failure of the steering knuckle at the lower ball joint boss, resulting in a separation of the lower ball joint from the knuckle.a lower ball joint separation could result in a loss of steering and/or a disabled vehicle. It ap…

• STEERING KNUCKLE FRACTURE
  Preliminary Evaluation PE04080 · opened Dec 2, 2004 · closed Oct 28, 2005

  During the pe, odi investigated the hummer h2 for fractures which were occurring at the front steering knuckle lower boss.when the knuckle lower boss fractures, the lower ball joint stud is released and the entire knuckle and wheel/tire assembly separates from the vehicle.odi is upgrading this investigation to gain a f…