1999 Dodge Ram 3500 Repair and Maintenance

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

If a Check Engine Light illuminates indicating leak detection pump (LDP) failure, the cause is often pinched or disconnected vacuum lines to the pump. Vacuum lines should be inspected before replacing the leak detection pump. Contamination (carbon or debris) in the pump can cause failure and any hoses should be cleared before a new pump is installed.

Engine overheating can result from coolant leaks which are commonly found at the thermostat housing gasket, water pump, heater return tube O-ring at the water pump, intake manifold gasket, and timing cover gasket. Our technicians recommend a complete inspection of the cooling system after any repairs are made to be sure there are no other leaks.

One the 3.9L V6 and 5.9L V8 the carbon buildup on the top of the piston is common. As the buildup increases with mileage and over time, symptoms may vary from light ticking, to ticking/hammering, to hammering/knocking noises. Fuel injector cleaner often solves the problem.

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Vehicle is a rear wheel drive 1999 Dodge 3500 5.9Liter with a vibration that starts at 55mph and gets worse at higher speeds.I have been advised to replace all u-joints and bearings from the transmission to the rear of a dual drive shaft.

check engine light on tested it and codes are p1689 and p1693 what are they.

How do you adjust the park brake on a Dodge 3500 5.9L Diesel Turbo engine, manual transmission. Engaging the park brake does not stall the truck out when it's in gear. Also, if you leave the truck in neutral on a incline or decline with the park break engaged, it does not hold. Can anyone out...

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