1991 Volkswagen GTI Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1991 Volkswagen GTI
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1991 Volkswagen GTI ProblemsCoolant and Oil Leaks
Shifting issues due to internal problems in high mileage automatic transmissions can be difficult to resolve without transmission replacement.
Heater core leaks are common in this model, more so if the wrong anti-freeze/coolant is used in the cooling system.