One problem related to engine overheat has been reported for the 2003 Volkswagen Jetta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Volkswagen Jetta based on all problems reported for the 2003 Jetta.
My 2003 Volkswagen Jetta's coolant pump failed while in traffic. This caused a reduction in power and engine overheating. Replacement was covered under warranty.