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Prev Professional Automotive Repair Technical Discussions for October 25, 2009
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Help Request Answers
1991 Chevrolet Corvette 5.7L ignition VIN: 8XM5112742
I am posting for a friend of mine. The vehicle is not in my shop yet. The vehicle starts runs then shuts off. Fuel pressure is at 41psi. Tank is full. Similar post in knowledge base back in 2004 by Tim Jervis from Kentucky, if you read this what was your fix? ...
1996 Chevrolet K1500 Cheyenne 5.7L Tach speedo shift inicator VIN: 2GCEK19M9T
This truck can in with the heater fan working only sometimes. Replaced the ignition switch and now the tach, speedo and shift indicator do not work. I do not know if they worked before. I checked for current from the distributor to the tach and from the vcm to...
2002 Chevrolet Silverado 2500 LT 6.0L gas to diese VIN: 1GCHC29U12
GM Tech's I have a customer that converted an 02 2500 silverado from gas to diesel 6.6 t/dsl the engine, alicion trany, fuel tank and inercooler have all ready bin installed . my problem is i need to pull a complete wiring harness with modules cluster . But i ...
2007 Chevrolet Avalanche LS 5.3L ABS mudule VIN: 3GNEC120X7
My question is: after replacing an ABS control module assembly, does it have to be re-programmed? Reason for question: after replacing module, code *C0569 system configuration error *U0102 lost com with transfer case control module *U0140 lost com with bod...
1997 Ford F-150 XL 4.6L 4x4 VIN: 1FTDX18WOV
Hello all. I have inop 4x4 no 4x4 light on the dash and no engagement.Switch has been replaced and new one checks out ok. Gem module replaced 6 months ago due to other electric issues . 4x4 light does come on for a bulb check when i start the truck. No power t...
1998 GMC K1500 Sierra SLE 5.7L unknown VIN: 2GTEK19R6W
truck stalled while driving uphill. check and found no fuel pressure at test port. installed new fuel pump assembly(carter P74757M). engine cranks but no start.check for spark at spark plug, its yellow but its there.check injector signal with noid light, all g...
2001 Land Rover Discovery Series II SE 4.0L MIL Lamp on VIN: SALTL15491
This Discovery came in running poorly and MIL on. Codes were for O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) & (Bank 2 Sensor 1), O2 Sensor Heater Circuit (Bank 1 Sensor 1) &(Bank 2 Sensor 1), and P0300 & P0308. I found that the harness plugs for ... Trouble codes: P0135 (O2 Sensor Heater Circuit Bank 1 Sensor 1), P0155 (O2 Sensor Heater Circuit Bank 2 Sensor 1)
1991 Mercedes-Benz 500SL 5.0L No Start, Cuts out, Stall, Misfire VIN: WDBFA66E6M
Hoping some of the Mercedes techs chime in on this one. Customer complaint is that this vehicle started to run poorly, stall, intermittantly NOT restart for several hours. When it did happen to restart it would idle poorly, hesitate, stall, and generally run v...
1994 Mercedes-Benz E320 3.2L Excessive Emissions, Poor Idle Quality, Surge VIN: WDBEA32E2R
Ok lets start at beginning originally the ovp relay failed on this car so i bought a new one and installed it afterwards car started and ran fine. Then a couple of days later it started surging if you touch accelerator lightly between 1000 and 1500 rpm's and a...
2000 Nissan Sentra GXE 1.8L Misfire, MIL Lamp on VIN: 3N1CB51D4Y
Vehicle was purchased at auto auction. While driving the vehicle home it broke into a severe skip that the MIL light was flashing then it straightened out & repeated the problem again several times. When it straightened out the MIL light would just be steady. ... Trouble codes: P0304 (missfire 4 cyl)
2004 Nissan 350Z 3.5L window VIN: JN1AZ36A34
hi , i have this 350z came in to the shop with both of the windows not working right hares what is going on when u turn the deffoger switch on both of the windows will go up and down and the passanger side window will go up and it will come back down half way ...
1998 Pontiac Bonneville SE 3.8L Hesitation, Surge VIN: 1G2HX52K7W
So i test drove the car and could feel right away this hiccup or glitchy feeling it exhibits. kind of like a lean miss or some backfire/too much egr feeling. Usually does it while cruising and then you accelerate, but it will act up while leaving a parking lot... Trouble codes: P0171, P0230, P0404, P1404
2006 Toyota RAV4 2.4L no start at times VIN: JTMZD31V66
The engine would crank, but not start 1.5 hours after parking the car in the street from his driveway. The owner called a tow truck, the engine started when the tow got there 1 hour later. It was Fri. afternoon, he drove it to us, no problem was experienced at...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Dodge Grand Caravan 3.0L Misfire VIN: 2B4GP2433Y
As most replies said, it turned out to be carbon or partially clogged injectors. After reading the replies I stayed late and ran a BG fuel system cleaning process. I thought about recommending it with the tune-up like I ususally try to do but didn't due to t... Trouble codes: P0300 (Random Cylinder Misfire), P0302 (Cylinder 2 Misfire), P0306 (Cylinder 6 Misfire).
2002 Dodge Ram 1500 Truck 4.7L tcm VIN: 1D7HA18N62
Hi Group: The hair pulling is finally over, and it wasn't mine for a change. Turns out this was a case of a faulty TCM. As for the time line of events on this truck, I'm still not sure. Truck owner gave me one story, shop owner gave me another version and bo...
2003 Dodge Caravan SE 3.3L starting VIN: DONTKNOW11
sorry i took so long to reply . i wanted to give the van at least a week to see if would act up. what i found was B+ wire to the pcm was swelled up with corrosion and had about 3 strains of wire holding it together. cut and soldiered the wire and im calling th...
2004 Nissan Maxima SL 3.5L Misfire VIN: 1N4BA41E85
thank to all who take the time to reply,to my requst the fix was a new intake manifold gasket.vacuum leak on bank 2 was the cause.thanks again guys. Trouble codes: P0300 (random missfire), P0174 (fuel system lean bank 2).
2003 Saturn Vue 3.0L wheel bearings VIN: 5GZC53B635
Good morning to all Thank you for all the replies the one that I used and it worked was the one that Charles [...] recommended about knocking out the 2 wheel studs and putting bolts in and using the bolts to pull the bearing out like a press this worked goo...
1989 Volkswagen Cabriolet 1.8L Starting VIN: HJUITRFDWE
contrary to bosch i took the fuel distributor apart and found absolutly nothing wrong with it ...put it all back together and she started right up and runs perfect to date !
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