1999 Dodge Ram Wagon 3500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1999 Dodge Ram Wagon 3500

1999 Dodge Ram Wagon 3500 Problems

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 the 3.9L V6, 5.2L V8 and 5.9L V8 the Oil leaks commonly from the valve cover gaskets, intake manifold gaskets (front and rear), timing cover gaskets, distributor O-ring, and the rear main seal area. Using fluorescent engine oil dye can be helpful in determining the source(s) of the oil leak.

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.

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1999 Dodge Ram Wagon 3500 Questions

I replaced starter, cat converter, oil change, trans oil change, tune up, new battery, clean cables.

change rear ends all dealer ends after the van making a humming sound like tire rubbing on something very annoying

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