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Prev Professional Automotive Repair Technical Discussions for November 17, 2007
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Help Request Answers
1990 Chevrolet C1500 Cheyenne 5.7L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 2GCEC19K4L
Vehicle coasted into shop. Checked fuel presure to find less than 2 psi. Tow vehicle to other shop that had replaced fuel pump about 60 days ago for warranty repair. That shop called after 3 days & said distributor had problems, truck would not run. We towed b...
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1995 Chevrolet Lumina APV 3.8L Cuts out, Stall VIN: 1GNDU06L5S
Have a Lumina van that is giving me a fit. Problem is intermittent and shows no pattern as to when it acts up. It will randomly shut down. Starts right back up. No codes are stored or set when it does it. Almost like you cycle the ignition off and back on. You...
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2000 Chevrolet Express 3500 5.7L turn signals VIN: 1GCHG35R3Y
hi guys, i got this van that the turn signals flash really fast. i checked the archives and found issues with the grounds for the front lamps so i checked and cleaned all related grounds for the turn signals. this is after changing the flasher unit and the com...
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2001 Chevrolet Express 3500 6.5L fuse #18 keeps blowing VIN: 1GCHG39FX1
van came in with abs light on,cruise inop,after testing found fuse #18,10 amp brake fuse in under dash fuse panel blown,replaced fuse,light went out,cruise works,roadtest,all ok,next day customer came back, fuse blown again & same symptoms,short not present,re...
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1999 Dodge Durango SLT 5.9L No Start, Poor Idle Quality VIN: 1B4HS28Z7X
truck was towed in crank no start. checked over found no buss flashing on odo. no comunication. i checked other post for this issue. however this truck has five volt ref. to the sensors. i was expecting to find low ref. i checked the tps.5.12 volt charge temp....
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1989 Ford F-150 Custom 5.8L Poor Idle Quality, Surge, Stall
customer complaining that the truck goes to 3,00 rpm at idle for no reason.if you shut it off and restart it will idle ok for a few,then start climbing back up.while checking i lost spark and it died.replaced ign. module and its back where it was.had original ...
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1995 Ford Mustang GT 5.0L hard cold start VIN: 1FALP42T6S
customer complaint of hard start cold, first thing after sitting overnight, car will start the rest of the day without any problems. no codes koeo, or koer fuel pump pressure normal, iat and ect within 4 degrees of each other. fuel injector pulse and ignition ...
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2000 Ford Explorer XLS 4.0L Stall VIN: 1FMZU72E8Y
Hi to all you Ford experts, which we are not, mostly imports. Customer states dies while driving, happens at any time not just at idle. We cannot duplicate this problem so we are in the dark:-( No codes and do not see any related TSB's Was wondering if any hav...
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2005 Ford Taurus SE 3.0L All Gauges,Tach,Speedo VIN: 1FAFP53UX5
05 Ford Taurus 3.0L U code engine (3/05 build date)was brought in with complaint of all gauges erratic. Could not duplicate complaint at first on several road tests. Noted at startup after being parked out for several hours that all gauges including speedo. an...
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1995 Geo Prizm LSi 1.6L No Start VIN: 1Y1SK5264S
this one has no ses light,no injector pulse, no spark. i did my checks with shopkey info. i have tried remand ecm dis.i get no spark out of the coil. has anyone had this before? i can try to aswer any questions. thanks bill
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1995 GMC Safari SLE 4.3L water pump gasket VIN: 1GKDM19W9S
Replaced the water pump 6 months ago, since then it has blown the water pump gaskets 3 times. The last time we replaced them it only went 3 days before it blew again. Always on the right side. Used a Fenco new water pump and fel-pro gaskets. The flanges look g...
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1989 Jeep Wrangler Sahara 4.2L Poor Idle Quality, Stall VIN: 2J4FY49M7K
this vehicle came in with a vacuum nightmare and a new carb which vehicle stills seems to have the same problem per customer. seems to have the egr system mostly disconnected. when test driving the vehicle it will stall when coming to a stop driving forward ho...
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1996 Nissan Sentra 1.6L monitors VIN: 1N4AB41D6T
egr, evap o2 sensor. front o2 was switching ok. rear o2 sensor went from .1 to 1.6 to me this means that my cat is running rich. How can my rear cat be that rich and the front o2 are working right so i replace the o2 sensor after i disconected the o2 and my co...
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2001 Toyota RAV4 2.0L Poor Idle Quality, MIL Lamp on VIN: JTEGH20V71
Replaced head with a factory reman unit, due to something breaking in the t/chain area, making the chain jump and bending all 16 valves. Now the problem is we set a 1349 code. When the tech changed the parts we reused the chain and the gears due to cust. want... Trouble codes: P1349
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1998 Volvo S90 2.9L valve lifters VIN: YVIKS9602W
This was the the third straight 6cyl I put a head gasket in this summer. The other 2 were '95's I have the volvo cam tool to lock the cams in place in the cam cover. Yes the oil was slightly contaminated but I thought I would get the engine warm before changin...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Acura Integra LS 1.8L Hesitation, Stall VIN: JH4DC43431
I did not fix this car.Customer declined further time for diag. They problem can be very interm. Thank you to all those who took the time to reply.I did Inspected/clean the IAC valve and carefully check the coolant sensor reading and connections,also due to mi... Trouble codes: P0132.
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2003 Acura MDX 3.5L No Start VIN: 2HNYD18203
Well this one went to the dealer but Scott hit the nail on the head. it was deisel fuel contamination. What kills me is one of the first things i checked as I tested fuel pressure was to pull a good sample...i just could not tell.Worse than that I flushed with... Trouble codes: P0300 (random miss), P0301 (cyl 1 miss), P0302 (2 miss), P0303 (3 miss), P0304 (4 miss), P0305 (5 miss).
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1995 Chevrolet C2500 Cheyenne 7.4L Poor Idle Quality, Surge VIN: 1GCGC29N4S
hi guys, well i should have looked at this vehicle myself before i posted it. an additional problem with the vehicle was long extended crank on start up. after seeing this i checked fuel pressure and it was very slow at coming up and only had 12psi max. it als...
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1995 Chevrolet G20 Chevy Van 5.7L Rear wheel cylinders VIN: 1GCEG25H7S
Hi Tech's, thanks for your quick reply's. Mike Higgens had it nailed. What I did was open right rear bleeder insert a hose into a jar of brake fluid. Then I opened the rear master cylinder cover, start the engine and pump the pedal. After forcing a bottle of f...
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1999 Chevrolet Express 1500 5.7L Speed-O VIN: 1GBFG15R1X
THANKS to all who took the time to reply. This one is K.I.S.S., Like Todd said it had the wrong vin# programed into the vcm, it took Gary @ the dealer about one min to find with tech2. He programed the vcm and good to go. It would be nice if we had all the inf...
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2001 Chevrolet Malibu 3.1L long crank VIN: 1G1ND52J01
Thanks to all for the help. Couldn't pinpoint exactly but I decided to go with an ignition switch and that took care of the problem. Hope to not see this car again, atleast not for the same problem. Thanks again.
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2004 Chevrolet Suburban 1500 Z71 5.3L No Start, MIL Lamp on VIN: 1GNFK16ZX4
Well folks I replaced the sensor and sent it down the road. Yes I know it was bad however I never got more then a couple of responses on whether or not it would cause the no start. I searched gm parts direct online and they have it for 360.00 and 90.00 shippin... Trouble codes: P179.
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2006 Chevrolet Silverado 1500 LS 4.8L starter VIN: 2GCEC13V86
Found ignition switch had burned internally. After replacing, found chewed wires on top of trnamsission area in main harness. Repaired wires then had GM reprogram ECM due to still no start. Runs good for now, until more mice try to move in! Thanks for the help...
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2002 Dodge Ram 1500 Truck 4.7L heater core VIN: 3D7HA18N52
Well i appreciate all of the help post it is an electrolosis issue for sure in this truck as most all of you had said, however no matter what we did to the system we could not keep the charge in the coolant from coming back. We have come to the conclusion th...
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2003 Dodge Ram 3500 Truck 5.9L No Start, Stall VIN: 3D7MU48693
Thanks for all the replies. Well, I quess the lesson here is don't always assume what the other shop did. This is a fleet company truck, their fleet service manager told us they replaced the in-tank pump, but in actuality replaced the tank sending unit, thinki... Trouble codes: P0628 (fuel lift pump low voltage).
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1998 Ford Explorer Eddie Bauer 4.0L Excessive Emissions, Poor Idle Quality, Cuts out, MIL Lamp on VIN: 1FMZU32E2W
many thanks to all that replied the b1s1 b2s1 oxy sensors were crossed the pigtails coming out of wiring harness on rear of engine are too close together and can be easily crossed Trouble codes: 1132 (lack of ho2s b1s1 rich), 1151 (ho2s b2s1 lean), 1152 (lack of h02s b2s1 rich), 1158 (lack of h02s b2s2 rich).
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2000 Ford Taurus LX 3.0L high beams VIN: 1FAFP5222Y
thanks for the replys. Steve you hit it on the head found green wire w/orange trace broken where it runs inside inner fender;seems someone else tried to fix once before but used regular butt connector instead of heat schrinkable one. thanks again for all the r...
2
2004 Ford Ranger Edge 4.0L hydraulics VIN: 1FTZR15E94
Thank you for all the replies. Everyone had good insight and lots of different techniques. What we ended up doing. was removing the line from the slave cyinder, and depressing the valve. We found some debris in the end and believe it was from being put to ...
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2002 Kia Sportage 2.0L MIL Lamp on VIN: KNDJA623X2
I had the original engine that came out of the car still here. I took the thermostat housing (original thermostat, housing & switches, sensors) & put it on good engine as a last ditch effort before purchasing an ecm. 1 week later I phoned customer & he said th... Trouble codes: P0128 (coolant temp/ therostat problem).
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1994 Lexus ES300 3.0L Shift points VIN: JT8GK13T5R
I went today and scoped the vss signal going to the tcu and determined that I was not losing the signal from the cluster to the tcu so I decided to drop the tcu/ecu and open the lid. I found a spot about the size of a nickel severly corroded. I went over to a ...
1
1995 Mercedes-Benz S420 4.2L Poor Idle Quality, Hesitation, MIL Lamp on VIN: WDBGA43E6S
OK. Finally, this car is fixed so far. We ended up sending the unit back to were we got it rebuilt. After a week and no call, we called them up and they said it had a bad coil in it. They sent us a different different unit, I put it back on, drove it today, an... Trouble codes: 30 (esc-ISC), 14 (no communication ASR EA ISC).
7
1998 Mercury Villager (Van) GS 3.0L no start VIN: 4M2ZV111XW
I accidently put the fix in the update section. It was the injector fuse.
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1994 Pontiac Bonneville SE 3.8L Stall VIN: 1G2HX52L5R
Hi,Sorry for the extended wait.The customer decided to let the car go back to whom she had bought it from instead of repairing it.We did not affect a repair but narrowed it down. Thanks to all who replied. Bill from British Colombia wrote: What signals are... Trouble codes: 626 (Pass key frequency incorrect.).
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2000 Pontiac Grand Prix SE 3.8L Cuts out, Stall VIN: 1G2WJ52K8Y
Good news guys, finally fixed this with confidence. Firstly just wanted to thankyou for taking the time to help out. All the tips were valid, shortly after I posted I too thought the ignition switch could be a suspect and had already disconnected the MAF to qu...
6
2002 Pontiac Sunfire SE 2.2L overheating VIN: 1G2JB52452
Checked for exhaust gas in the cooling system and found son=me there so checked with customer and they wanted to try a bottle of cylinder head stop leak so all must be well have had no complants since Thanks for all the advice
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1995 Saturn SL2 1.9L transmission VIN: 1G8ZK5275S
Not too many replies on this one. Information seems a little sketchy, although consensus seems to indicate a valve body issue. I agree with that and now it is up to the customer to decide if they want to go ahead and fix it or not. Subelt Valve bodies @877-825...
5
1998 Subaru Legacy Outback 2.5L MIL Lamp on VIN: 4S3BG6855W
I got 16 replies, almost all said knock sensor common failure. They all told me where to look as component locator picture so bad. Sensor is way down on engine block at drive rear under intake. can see if look striaght down with good light by ... Trouble codes: P0325 (knock sensor).
16
1996 Toyota T100 SR5 3.4L Misfire, MIL Lamp on, WONDERING MISS FIRE VIN: JT4UN24D4T
THANKS FOR ALL YOUR SUPPORT AND GOOD ADVISE ON POSSIBLE FIX'S. CUSTOMER DECIDED TO TRADE TRUCK IN ON USED FORD 250 DIESEL AND WOULD NOT PERSUE FURTHER. AGAIN THANKS FOR THE HELP!!! Trouble codes: P0300, P0305, P0302, P0306.
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