The issue
On certain vehicles, the crankshaft balancer centre attaching bolt was under-torqued. This bolt secures the balancer, which is pressed onto the crankshaft, and the accessory drive pulley which is attached to the balancer, to the engine crankshaft. If this bolt were to loosen, the balancer and drive belt pulley would eventually loosen and the drive belt could come off the pulley or break, causing a loss of drive to engine accessories such as the alternator and power steering pump. Correction: Crankshaft balancer centre bolt will be torqued to specification.
Description (français)
Sur certains véhicules, le boulon de montage central du contrepoids d’équilibrage du vilebrequin n’a pas été suffisamment serré. Ce boulon retient le contrepoids, qui est monté à la presse sur le vilebrequin, et la poulie d’entraînement des accessoires, qui est fixée au contrepoids, sur le vilebrequin. S’il se desserre, il se peut que le contrepoids et la poulie d’entraînement prennent du jeu et que la courroie quitte la poulie ou se brise, de sorte que les accessoires, comme l’alternateur et la pompe de la servo-direction, ne seraient plus entraînés. Correction: Le boulon central du contrepoids d’équilibrage devra être serré au couple prévu.
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 C Series | 1996 |
| Chevrolet K Series | 1996 |
| GMC C Series | 1996 |
| GMC K Series | 1996 |
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 C Series | 1996 | 11 | 0 |
| Chevrolet K Series | 1996 | 1 | 0 |
| GMC C Series | 1996 | 4 | 0 |
| GMC K Series | 1996 | 0 | 0 |