One problem related to tailgate has been reported for the 1999 Chevrolet Blazer. The most recently reported issues are listed below.
Hatch raises to vertical, or near vertical position. Opened garage while vehicle was in garage with hatch open and garage door busted hatch. Exact same thing happened on a friend's suburban. Hatch should only open to horizontal or angled position - not vertical. Dealer charged $1300 to replace hatch!!!!!.