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June 1, 1999 Service bulletin

Some owners may comment about a slipping type condition at the front wheels while the vehicle is in four...

Chevrolet technical service bulletin 990421003 for 1999 Chevrolet Silverado, 1999 Chevrolet Blazer and 1999 GMC Sierra and others.

Bulletin number
990421003
Component
Power train: transfer case (4-wheel drive)
Summary
Some owners may comment about a slipping type condition at the front wheels while the vehicle is in four wheel drive (4wd). Tt

Owners of these vehicles have filed 215 complaints in the transmission category.

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