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Prev Professional Automotive Repair Technical Discussions for June 14, 2008
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
1999 BMW 740i 4.4L maybe torque converter VIN: WBAGG8334X
hi everyone, we found whining noise came out between transmission and engine area. please help!
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1999 Buick Century Custom 3.1L ac blen door VIN: 25DFG25HJ2
itry a nother control ac presser is 35 on low side blend door dis a close manul
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1985 Chevrolet Monte Carlo 4.3L coolant,oil pressure guage VIN: 1G1GZ37Z0F
well for the oil pressure guage was reading normal than all of the sudden says 0,when driving guage moves a little bit up to 30psi then normal stopping at light goes back to 0,my guess switch went bad,guage works good.ok now for coolant loss ,when going to wor...
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1996 Chevrolet S10 LS 2.2L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1GCCS1943T
Customer dropped truck off overnight with the complaint of poor running. The truck runs poor at idle and cruise. We have recently replaced the fuel pump and filter for a no start condition and performed a tune (plugs & wires) on the truck per maintenance. I in... Trouble codes: P0300 (random misfire)
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2000 Chevrolet Express 1500 5.0L No Start VIN: 1GTGK24U8Y
I'm trying to help trouble shoot a guys truck that's having trouble with the PASSLOCK system.The ign.keylock & passcode sensor have been REPLACED but it won't "LEARN" the new parts.It will start but stall as soon as you release the key as the passlock system i...
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2002 Chevrolet S10 4.3L front diff.lock VIN: 1GCDT19W62
the front diff on this s10 has a buzzing grind noise while shifting out of 4hi,shifts ito 4hi fine.4wd is not my specialty,but i think it's in the diff.what confuses me is that it grinds while disengaging not engaging.original oil was drained and was nothing w...
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2005 Chevrolet Aveo LS 1.6L Poor Idle Quality, Stall VIN: KL1TD62685
This thing is strange. Sometimes revs to 3500rpm and won't correct itself down to normal, other times will not idle high enough to keep running. Have replaced the IAC to make sure it wasn't sticking, no change. TPS shows 12% at closed throttle and engine shows...
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1991 Dodge Colt Vista 2.0L 4-5 shift VIN: JB4FH31VXM
I replaced the clutch in this morphidite. The 5th gear shift is electronically controlled through a shift indicator switch, a controller, a vacuum switch, and a vacuum dual diagram operator. The operator and its occupying storage can are mounted to the front r...
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1996 Dodge Grand Caravan ES 3.8L Electronic VIN: 1B4GP54L6T
Just completed evaporator replacement on this vehicle due to refrigerant leak. Now I can't get the system to operate. I tried to initiate the calibration/cool down test procedure but it failed, the a/c & recric buttons flash simultaneously. I retrieved codes 1...
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2001 Dodge Grand Caravan EX 3.8L Gauges, Illumination VIN: 2B4GP74L71
Quick question for you Chrysler Tech's. Instrument cluster goes out on this 01 Grand Caravan intermittently, both gauges and lighting.MIC no communication code in BCM. Can you put a used cluster in this critter. I'm no big fan of boneyard electrical parts but ...
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2000 Jeep Cherokee Sport 4.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1J4FF48S9Y
Hey guys, need help on this one. Cylinders #3 and #4 are dead, the signal from the PCM is very weak. We ran a seperate wire from the PCM to the coil to eliminate shorts or poor connections. The cam sensor reading is good and the crank sensor appears to not hav... Trouble codes: P0353
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1988 Mercedes-Benz 300SE 3.0L Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: CA2403JA40
Hello People, I have one thats got me stumped. After original repair, the vehicle (putting it mildly) "runs like shit" This situation all started after replacing the A/C compressor clutch. Brief description of original diag. and repair DRIVER COMPLAINT= A...
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1997 Nissan Pathfinder LE 3.3L No Start VIN: JN8AR05S8W
came in for a routine maintenance after picking the truck up, next day no start, went out to check then towed her in fuel pressure is good, plugs spark,used propane car started up and ran good. ign key out security light on key in light off . when cracking rpm...
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1995 Oldsmobile Aurora 4.0L Poor Idle Quality VIN: 1G3GR52C3S
the Ics motor Ratchets when the key is turned on or off, makes no adjustment to idle speed, the idle speed starts out at 1500, then climbs to excess of 3000 rpm,exhaust superheats to the point of causing a fire in less than 5 mins, so running the vehicle for a... Trouble codes: 52 (Snap on Modis internal fault in PCM historical), 109 (Snap on Modis Checksuum error cant read romhistorical)
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1998 Toyota Corolla CE 1.8L MIL Lamp on VIN: ZT1BR1ZE5W
Hey Techs and God bless IATN!!! I need a shortcut on this one because everytime we get it the car doesn't act up. The code is always "incorrect purge flow". I have checked all of the obvious - vacuum , connections, and any hose problems and have found nothing.... Trouble codes: P0441
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2004 Volkswagen Jetta TDI 1.9L No Start, Poor Idle Quality, Stall VIN: 3VWSR69M94
This car was brought to me to replace the timing belt and waterpump. Customer furnished all parts and everything was supplied. We have done these before and have never had any problems. I do not do any work to the injection system on these cars because I do no... Trouble codes: P0401
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1995 Volvo 960 2.9L updated part problem VIN: YV1KW96125
The fuel pipe was leaking so I got the updated version from Volvo and it doesn't fit. The new unit comes with a new sheet metal retainer for the top of the injectors and fuel lines, it looks good. The problem is when I try to install the injectors in the head,...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 Chevrolet Camaro Iroc-Z 5.0L Cuts out, Stall VIN: 1G1FP21F6K
OK..got this one fixed. First I want to say THANK YOU to all who replied. I really appreciate it!!! I replaced the 2 shorted injectors..the ECM..02 sensor..and the vehicle still stalled when you would start to take off. I got to thinking about the VSS sensor a...
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1998 Dodge Grand Caravan SE 3.3L Instrument cluster
Thanks To All who replyied. Was really stuck on this one, you guy's really bailed me out. Removed instrument cluster and flexed circuit board, cluster would intermittenly work. Replaced cluster with good used one for fifty bucks, works like a champ. Thanks iat...
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2000 Dodge Grand Caravan LE 3.3L compressor VIN: 2P4GP24R5Y
Thanks for the support. It was the compressor- of course. I was in denial for a minute. I have had good luck with OE oils and noise. This ended as is started, just a caravan. This customer is very picky but everyone finished happy with the truck gone and bill...
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1993 Eagle Summit LX 2.4L Excessive Emissions, Poor Idle Quality, Surge VIN: JE3CB50G9P
Turned out the remanufactored ecm we installed was bad,there was no voltage at pin 7 on the mass airflow sensor. So after a lot of second guessing installing a second remanufactored ecm solved the problem.
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2000 Ford Windstar LX 3.8L No Start VIN: 2FMZA5148Y
Hello techs. This one got away. My shop mgr.thought she knew a guy at the dealer and sent the van over to him KNOWING he would do us right. He went around us and contacted the customer directly. Who knows what happened from there. I'm kicking myself...
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2001 Ford Windstar SE 3.8L trans case VIN: 2FMZA52411
Thanks to the three who replied to my inquiry. The response that askrd about case bolt holes for the front pump is the one that seems to fit the circumstance.
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2003 Ford Ranger Edge 4.0L MIL Lamp on VIN: 1FTZR45E63
All of the trim readings were saying vacuum leak, so had to pull intake upper and lower to check for a leak. None found, gaskets looked good, however, truck now runs well. So I did have a leak somewhere, although I can't tell you exactly where. Thanks for the ... Trouble codes: P0171, P0174.
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1995 Mercedes-Benz E320 3.2L hard shift from 2 to VIN: WDBEA32E8S
WELL THANKS TO ALL WHO REPIED..I HAD CHECKED THE VACUUM LINE AT TOP AND BOTTOM BUT WAS IN SUCH A HURRY I DIDN'T CHECF IT FOR VACUUM.IT HAD BROKEN IN THE MIDDLE AND ALL THAT WAS NEEDED WAS A NEW LINE IT WAS BRIDDLE FROM AGE...THANKS AGAIN TO ALL ANOTHER UP AND ... Trouble codes: 25 (26 -), 26.
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1995 Mercedes-Benz E320 3.2L No Start VIN: WDBEA92E1S
Thanks for all the responses. i check ecm contamined with whater. Thanks for all the help and hopes this helps someone else with these questions. Trouble codes: 17 (testing and results).
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1998 Nissan Altima SE 2.4L Stall VIN: IN4DL01D3W
Thank you all for taking the time and help me on this one, I found a bad maf sensor with the scope and i did same test on the fuel pump and the wave form is in bad shape just waiting on parts and this vehicle should be on the road thank you all.
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2000 Oldsmobile Alero GL 3.4L Misfire VIN: 1G3NL12E7Y
Found Lean injector on # 2 Cyl. Replaced injector, all is well.
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