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Prev Professional Automotive Repair Technical Discussions for March 30, 2012
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Open Help Requests for Chrysler
Help Request Answers
1997 Dodge Ram 1500 Truck 3.9L Misfire, Backfire VIN: 1B7HC16XXV
Truck came in with misfire on cylinder 5. Traced it to plugged injector, so cleaned it and off it went running great. Comes back three days later and it is backfiring, no power, hesitation. No misfire counters present, no codes. Suspect timing (chain is rattli...
2001 Dodge Ram 1500 Van 5.2L Check Gages VIN: 2B4HB15Y71
Checked charging system, altenator charging less than 12 volts. Replaced Altenator and two minutes into testdrive, samething happend. Check Engine light came ON, code said voltage regulator. Changed PCM, still doing samething. Checked all positive wire going f...
2004 Dodge Ram 1500 Truck ST 5.7L Poor Idle Quality VIN: 1D7HU18DX4
Ok, I have this 2004 Dodge Ram 5.7 Hemi. No codes(with Modis). This engine will not idle, LT fuel trim is -33%, I looked at PCV valve and it looked normal, runs like a bad vacuum leak or IAC problem, but there is no IAC because it is drive by wire. Do the inta...
2007 Jeep Commander (Truck) 3.7L Hesitation, reduced performance VIN: 1J8HG48K07
this vehicle has been through the shop, two other techs have looked at this vehicle with no success, no fault codes stored or active, will only act up when cold upon first start-up, either if parked outside or in bay at 60 deg/f, noted noise in muffler/faulty ...

Fixes & Summaries for Chrysler
Fix/Summary Answers
1998 Dodge Ram 1500 Truck 3.9L Compression VIN: 1B7HC16X6W
I have confirmed it to be one of two problems cracked heads and/or burnt valves. I thank you all for the replies and the best test was removing the rocker arms to confirm valves are totally closed and apply shop air (160psi). When I did this I could actually h...
2002 Dodge Dakota 3.9L Hesitation, Cuts out, Misfire
thank you for all the help, located faulty tps sensor, voltages and precentages seemed good on the data stream, performed dc voltage test with verus labscope, noting intermittent drop-out on the signal, tested signal circuit noting electrical good, installed a... Trouble codes: P0132.
2005 Dodge Ram 1500 Truck ST 4.7L Poor Idle Quality, Stall VIN: 1D7HA18N75
Thank you to all who responded.Cleaned throttle body and isc.Reset isc and computer truck runs good and no idle problems.
2007 Dodge Ram 1500 Truck TRX4 5.7L No Start, Stall VIN: 1D7HU18217
Thank you all for some good advice. Eric was close in that where there are no codes, it is typically a wiring issue. I'm not sold on Chrysler's idea to take most of the fuses out of the picture and incorporate the circuitry into the TIPM. Not mechanic fri...
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