The issue
Certain 4WD vehicles were built with a range shift collar in the transmission transfer case that contains cracks. This condition could result in a complete fracture of the range shift collar and subsequent loss of vehicle forward and reverse gears, and the inability to maintain "park" position. This increases the risk of a vehicle crash resulting from unintended movement of a parked vehicle. Correction: Dealers will replace the transfer cases and update the control module calibration.
Description (français)
Sur certains véhicules à quatre roues motrices, le collier de changement de gamme de la boîte de transfert peut être fissuré. Or, il se peut que le collier se brise complètement et que l'on perde toutes les vitesses avant et arrière ou que l'on soit incapable d'engager la position de stationnement (PARK). Une telle situation fait augmenter les risques d'accident par déplacement inattendu d'un véhicule en stationnement. Correction : Les concessionnaires devront remplacer la boîte de transfert et refaire l'étalonnage du module de commande.
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada · official text, unchanged
Vehicles covered
| Make and model | Model years |
|---|---|
| Chevrolet Trailblazer | 2002 |
| GMC Envoy | 2002 |
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Chevrolet Trailblazer | 2002 | 1,149 | 12 |
| GMC Envoy | 2002 | 487 | 13 |