Shifting issues due to internal problems in high mileage automatic transmissions can be difficult to resolve without transmission replacement.
Problems for specific Volkswagen Jetta TDI years:
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Most reported 2010 Volkswagen Jetta TDI problems
One or more power windows may fail. Our technicians tell us this is commonly due to a failed window regulator which will require replacement.
Reverse gear failures and noise in the manual transmission models are common.
Rear door drivers-side. When using Keyless entry doors won't lock. The door above is culprit. All others lock. A short alarm sounds when all doors are locked. Presently no alarm sounds. Any suggestions for a fix. By the way I did use my second clicker which is brand new. Therefore battery is new.
Condensation in the heater case may cause a musty odor from the heating, ventilation and AC (HVAC) system after sitting for two hours or more. Our technicians tell us that a cleaner is available for the heater case and the drain system should be checked for debris.
Electrical issues that are difficult to diagnose—and sometimes intermittent—are typically due to ground wiring issues. The most troublesome ground locations are under the battery or at the engine.
Heater core leaks are common in this model, more so if the wrong anti-freeze/coolant is used in the cooling system.
Two fuel injectors leaking and spraying fuel on engine replaced by VW $1300.