Check a VIN

July 9, 2018 Service bulletin

Power train: transfer case (4-wheel drive)

Chevrolet technical service bulletin PIP3366C for 1999-2011, 2014, 2019 Chevrolet Silverado 1500, 2002-2018 Chevrolet Tahoe and 2006-2010, 2014-2016 GMC Sierra 1500 and others.

Bulletin number
PIP3366C
Component
Power train: transfer case (4-wheel drive)
Summary
This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmission into park while the transfer case is in 4 wheel drive low (4LO) range. Dealers technician's are advised this condition should be deemed a normal characteristic of 4WD low operation.

Owners of these vehicles have filed 3,872 complaints in the transmission category.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Chevrolet Silverado 1500?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history