GMC Acadia, Terrain: Power train — driveshaft

Affects GMC Acadia, Terrain · 2017–2018 — about 3K vehicles.

The hazard

If the front right intermediate drive shaft assembly separates while driving, the vehicle will lose propulsion, increasing the risk of a crash. If the assembly separates while parked on a grade, without the park brake engaged, the vehicle may move unintentionally, increasing the risk of a vehicle roll-away.

What to do

GM will notify owners, and dealers will replace the right front intermediate drive shaft assembly, free of charge. The recall began August 25, 2017. Owners may contact GMC customer service at 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is 17329.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational