One problem related to engine has been reported for the 2003 Buick Park Avenue. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Buick Park Avenue based on all problems reported for the 2003 Park Avenue.
The contact owns a 2003 Buick Park Avenue ultra. The contact stated that there was a leak from the engine intake which was repaired by the dealer. Three months later, the failure occurred again. The dealer stated that there was nothing they could do to fix the problem. The engine manufacturer had gone out of business. The failure mileage was 108,600 and the current mileage was 110,200.