Two problems related to driveshaft have been reported for the 1997 Chevrolet K1500. The most recently reported issues are listed below.
Drivetrain clunking noises in two or four wheel drive. There is a TSB on certain VIN numbers, but it doesn't apply to this VIN number.
Vehicle makes a clunking noise when shifting transmission from 2nd to 3rd gear. Replaced transmission and locking differential. However, noise continued. A new steel driveshaft was installed to replace the composite one. However, noise continued. Was advised by dealer that this was a normal condition.