One problem related to power train driveline has been reported for the 2004 Chevrolet Colorado. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Chevrolet Colorado based on all problems reported for the 2004 Colorado.
Vehicle has excessive vibration 45-50mph and above on smooth roads, when driving over a bumpy road the rear end is very unstable and feels like it is going to hop. Dealer stated that some vibration is normal. It seems like there is a driveshaft related problem but nobody will do anything about it.