20 Most Recent 2002 Dodge Ram 3500 Truck - Page 8 Questions & Answers

How long has it been since the fuel filter was changed?

change your wires and cap and rotor good luck Jeff

Check ignition key switch wiring. Could be a short between blower motor wiring and starter wiring. Try switching on high speed blower when ignition is on only (not started). If the starter cranks, then there is surely a leakage/short in the wiring.

Have you tried doing a manual regen ? This is done by starting your vehicle, bringing your RPM to about 2500 and letting it run for about 20 minutes. If this does not work, might want to take your vehicle on a long drive in a lower gear and watching the temperature to reach slightly over normal operating temps. (190-210).

IF YOUR TURNING THE KEY FOR CODES AND IT SAYS P-DONE ON THE BUILT IN OBDII READER IN YOUR CAR THEN THERE IS NO CODES FOR THE COMPUTER TO THROW AT YOU SO YOU SHOULD BE GOOD

The bad ground answer seems to be the most plausible answer. I had the same problem with my diesel 48RE transmission.I remembered a condition with the Intrepid where the instrument cluster lights and dome light would go nuts. The solution was to pull the plug from the back of the cluster dimmer control and apply electrolytic grease.I applied some to my Transmission Range Sensor connector and haven't had any trouble since.1. Diesels don't use vacuum2. Fluid level won't affect TC lockup3. Replaced the TC lockup solenoid array which did not alleviate the condition.UPDATE: The electrolytic paste in the plug did help for a time. However, eventually the torque converter failed about a year later and filled the transmission with metal filings :( I replaced it with a high-performance TC.

Remove heater box from under dash it should be in it ,check that there is no a plate screwed behind where the hoses go into the firewall.

If you have a major leak in your AC system, you can try a can of "leak repair" with your next try at recharging the freon, or you can take your truck to an AC repair and have it fixed. Leaks can happen in hose connections, seals, etc.