1997 Dodge Ram Van 2500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1997 Dodge Ram Van 2500
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1997 Dodge Ram Van 2500 ProblemsHVAC Air Flow Switching to Defrost When Accelerating
The AC/heater (HVAC) system may unexpectedly switch to the defrost mode when accelerating. This system is operated by engine vacuum and should be inspected for any vacuum leaks if this problem develops. There is also a revised vacuum check valve available to address this concern.
On 3.9L V6 and 5.9L V8 engines, the intake manifold gasket may leak and cause increased oil consumption and a spark knock during acceleration; the gasket should be replaced.
1997 Dodge Ram Van 2500 QuestionsKeeps stalling unexpectly while driving and backfires. (2 answers)
All parts have been replaced, even the ECM a couple years ago. O2 sensor has been replaced 3 x's in 2 yrs. Ignition coil 2 x, crank sensor, plugs, complete fuel tank and filter change, some other type of sensors and still the problem continues. Just paid shop yesterday, problem was supposed t...