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Prev Professional Automotive Repair Technical Discussions for January 29, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
1998 BMW 740iL 4.4L heat VIN: WBAGJ8321W
We have a 740 that doesn't get enough heat out off the left center vent. The right center vent has plenty. I've checked the live data and see that the values for the solar sensors vary. Have no idea were they are, or i would try to swap them. The vehicle does ...
1998 Buick Century Custom 3.1L prndl readout VIN: 2G4WS52M3W
Thought we had a straight forward issue on this Century. The Instrument Cluster lights up P when you first start it, goes to R when you shift to R then stays in R until you go to D the goes to D, on the way back it goes to R and does not return to P until rest...
1986 Chevrolet S10 2.5L engine/trans VIN: 1GCBS14E2G
I hope someone can help, 86 S10 chev pickup 2.5L/automatic. Vibration at idle only in drive... Rebuilt engine, but vibration was there before rebuild.Engine and trans mounts were replaced with rebuilt engine.
1989 Chevrolet C1500 Cheyenne 5.7L 700r4 Trans VIN: 1GCDC14K8K
I replaced the trans due to same complaint. Drove for approx 15 miles and symtom reoccured
1995 Chevrolet S10 LS 2.2L t/s flasher VIN: 1GCCS1942S
Can anyone tell me how to get to the turn signal flasher? not a very technical question, I know but my mitchell wiring diagram says it is behind the center of the I/P at the convenience center. surely you need'nt remove the entire intrument panel to change a t...
1996 Chevrolet Cavalier Z24 2.4L cv joint - clutch ? VIN: 1G1JF12T9T
Used to do a lot of work for this lady. She traded for a new Blazer so I don't see her very often anymore. Her son got a Cavalier. she called and asked me if I would put a clutch in it. She brought it in this morning, I can't find anything wrong with the clutc...
1998 Chevrolet Malibu 2.4L waterpump
I replaced a water pump because it was leaking externally. I found that the oil has water in it also. according to the cust., the car has never overheated. is there a chance that the water pump leaked into the engine where it is driven by the chain? I have an ...
1999 Chevrolet Tahoe LS 5.7L Hesitation, Surge, Cuts out, Misfire VIN: 1GNEC13R2X
When the problem occurs, the voltage reading on the scanner on both front O2 sensors goes to zero. With O2 sensors disconnected the reading on the scanner stays at .445 volts on both sides. While the trans is acting up, I can tell the motor is only running on ...
2001 Chevrolet Malibu 3.1L security lite VIN: 1G1ND52J21
car came in as a no start, theft lite flashing. we did a relearn for anti-theft. the car starts and runs now but anti-theft lite stays on. no codes in system with snap on modus. any clue's to diagnos this !!! we did find a wire diagram but no spec's as to what...
1990 Dodge Dakota 3.9L Updated pump VIN: 1B7GG26X3L
I need some input from the "Trans Experts". This 90 Dakota came in with a noise from the bell housing, after trans removal we found the pump drive on the torque converter broken! I was unable to talk the customer into a trans replacement, he just wanted a pump...
1995 Dodge Neon 2.0L harmonic remover VIN: IP3ES27C0S
Is their a special way to remove the hammonic balancer or special tool for this i use a two and three jaw puller did not work I saw front face looks like the nose of the crank is inside of balancer not like normal dampers I don't want to damage anything since ...
1994 Ford Escort LX 1.9L transmission slips - no drive VIN: 1FARP14J7R
i drove car on test drive for state inspection & it shifted fine & firm.pulled it into shop & inspected it.we had to repace the lower ball joint on 1 side & the inner tie rod on other side. check engine light was on,so i checked codes & found code for cam or c...
1995 Ford Windstar LX 3.8L Hesitation, Cuts out VIN: 1FMDA5146S
this vehicle will occasionally from a stop (under about 60% throttle) bog down to the point of almost no acceleration, while the throttle is steadily being opened. at the point of WOT the vehicle shows about 3560mv. on O2s11 and O2s12. the problem is there for...
1997 Ford F-350 7.5L Poor Idle Quality, Misfire VIN: 1FDKF37G7V
# 3 cylinder miss. rough idle becouse of # 3. any help. we are pulling o2 sensors and checking back pressure,
2000 Ford Windstar SEL 3.8L convertor VIN: 2FMDA5342Y
please help ford techs, vehicle came in trans had reverse only, replace trans w/reman unit. on road test w/ reman unit tcc will engage but doesn't stay engaged sets code po741 tcc perforamce, stuck off, all trans data parameters seem ok, called trans co. gave ...
2002 Ford Mustang 3.8L Mechanical
This 02 mustang has a bad vibration. It vibrates all speeds and rpm. Vibrates in gear or neutral and park. It also vibrates when coasting. Vibration I don't think is driveability related. Has anyone seen the internal balance shaft timing changing or maybe a fl...
2003 Ford F-150 XL 5.4L Door Locks
This vehicle has burnt up two cental security system modules. The part of the module that burns up is the door lock acctuator output. Upon opening the module you can see the circuit is burned open. I have checked all lock acctuator amperage draw but can not fi...
1996 Honda Accord LX 2.2L Check engine light VIN: 1HGCD5638T
Greeting techs, I have this Honda Accord that has a check engine light on with code P0715 Input/turbine speed sensor circuit malfunction. The transaxle stuck in low gear. I have followed the diagnostic flowchart for this code, and it lead me to: bad connectio...
1993 Jeep Wrangler S 2.5L No Start, No Mil light VIN: 1J4FY19PXP
Came in No start, It had shut off once when Cust was driving , he states that he "fooled with the relays and it started right up" with no further problems. It sat for 2 months , Cust replced battery. No start ever since. We checked spark and got none. Have no ...
2002 Jeep Liberty Sport 2.4L MIL Lamp on VIN: 1J4FK48152
Hello again! This Jeep ended up in my stall after 2 other techs had worked on it. Yes this IS a 4 cyl, the only Liberty I have ever seen with one. The first tech replaced the thermostat, I know this fixes 99.9% of vehicles with this code, but it didn't fix th... Trouble codes: P1281 (Engine cold too long)
2001 Toyota Camry CE 2.2L differential bearing VIN: 4T1BG22K51
car was in for trans service and tech never refilled unit with lube what would be my next course of action should unit be replaced with toyota reman or is it feasible to repair damage in house or any referals to a qualified transaxle / differential rebuilder...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 Buick Century Custom 3.3L Cuts out, Stall, MIL Lamp on VIN: 1G4AG54N7N
Although not fixed yet, I'm a lot closer now. What I overlooked in reveiwing my scan movie data was the vehicle speed. The scan showed that the vehicle speed is going very high and the computer is cutting off the injectors when the scan shows over 100mph altho... Trouble codes: 26 (Quad driver code I replaced lockup solenoid in trans gone now).
1995 Chevrolet Camaro Z28 5.7L Security Ignition System
Hey Fellow Techs, I recieved 20 replies to help me. I want to thank all who replied. Patrick [...], Robo14, Robert, Clyde [...], Don Arch, and TShaw gave good Info of using a re...
2001 Chevrolet Silverado 3500 6.6L Starting VIN: 1GBJK34151
Well, it's at the dealer. There are some open campaigns on injectors and drivers on this truck. I'm hoping it's fully covered. By the way, the block heater plug is on the right(the owners manual says left!). Thanks for all the replies. Most of you suggested th...
2002 Chevrolet Suburban 1500 LS 5.3L abs VIN: 2GNEC16T62
Thanks for all the replies, especial thanks to Alan in Texas he was right on , we install new ABS control unit & it took care of the problem
2002 Chevrolet Impala 3.8L Diaognostic window
The wheel sensor was the culprit. Thanks for all the help ken
1996 Dodge Ram 3500 Truck 5.9L Clutch slave cyclinder VIN: 3B7MF33W0T
i reverse bled the slave cyclinder unit by taking the entire unit off the truck. i held the slave at 12'o clock and pinched the line at the slave master, while pumping the slave until air bubbles were no longer visible in the slave resevoir. i put the slave un...
2001 Dodge Ram 2500 Truck 5.9L warning light VIN: 3B7KC23691
First off I would like to thank Mike from North Carolina who helped steer me in the right direction, I attempted the reset procedure with C.T.M. w/out any progress however after unplugging handbrake switch did warning light go out,tried to test switch, seemed ...
1995 Ford Windstar GL 3.8L No Start VIN: 2FMDA5145S
I want to thank everyone that responded to my help request, it was very helpful. The problem was pinned down to either the constant control relay module or the pcm. Since the van is usable he has decided to not have repaired at this time. I recommended replaci... Trouble codes: P1407 (egr system), P1131 (front 02 sensor lean), P1151 (front 02 sensor lean).
1998 Ford Mustang GT 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FAFP45X8W
Thank you to all 6 respondents. I actually fixed this vehicle after posting it and before reading responses. Shame on me, but I started over again at ground zero. First thing checked was firing order and proper ignition cable routing. When I did the plugs and ... Trouble codes: P0308.
2002 Ford Expedition Eddie Bauer 5.4L suspension control VIN: 1FMPU18L62
It has been two weeks since i released this vehicle and it hasnt been back since. I received no useful information on the 1917 code. the light has not come on so i now know not to worry about a 1917 code. since the 1725 hasnt returned i can only surmise that t...
1998 GMC Jimmy Envoy 4.3L ignition lock VIN: 1GKDT13W6W
The first reply (Richard) nailed it right on...the connector in the floor shifter...I wish MOD wasn't so mixed-up...thanks to all of you GM PRO'S...
2001 GMC Safari SL 4.3L No Start, Misfire VIN: 1GTDM19W31
Well, I received some good replies and very quick responses to our situation. It was suggested that we try drilling a hole in the distributor cap to assist venting , but we decided that because the older GMs did not use a vent and never seemed to experience th...
1994 Honda Civic del Sol Si 1.6L No Start VIN: JHMEH6168R
ptl this is fixed. i unhooked ign coil grd and injector noid light kept blinking. i replaced ignition coil and it started!!! i looked at wiring schematics and do not understand this one. note it had very good spark. i never checked this because did not suspect...
1992 Mazda B2200 2.2L Poor Idle Quality, Hesitation, Stall VIN: JM2UF3231N
Thank you for the 7 replies. All seemed to concur that the ECU's were troublesome in these vehicles. Many said that it was due to bad capacitors on the ECU board that fail. Before my post I had pulled the board and found no sign of burn or faulty solder connec...
1998 Mazda Millenia 2.5L Excessive Emissions, Hesitation VIN: JM1TA221W1
Dear techs: I am going to close this post for now. The owner is trying to find parts at the salvage yard, so don't know when I will get to fix it. Here is a summary of the 3 replies; one said to clean the MAF, which I had already done, but forgot to mention in... Trouble codes: P1070 (B-1 S1 Inversion), P1173 (B-2 S-1 Inversion).
1990 Mercedes-Benz 300SE 3.0L blower VIN: WDBCA24DXL
After 2 weeks I have to return the car unrepaired today. What I have learned: 1.Car has to be driven for problem to happen. 2.When problem happens controller is commanding mono valve and blower to high speed/heat. 3.Replaced contoll unit(oe new),blower contr...
1998 Mercury Mountaineer 5.0L brakes VIN: 4M2ZU52P3W
The delay to the fix was to assure the problem was solved. Sorry for not stating that the noise came from the front brakes and the vehicle was a 2 wheel drive. We rechecked items as suggested in the responses that were applicable to no availe. I decided to rem...
1995 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D4S
Sorry for the delay. It was the EGR temp sensor. Thanks for all that responded. Trouble codes: P0400 (EGR Malfunction).
1996 Subaru Legacy Outback 2.5L radiator & overflow VIN: 4S3BG6854T
Replaced head gaskets and it took care of the problem. Thanks for the help!
1988 Suzuki Samurai JX 1.3L Cuts out, MIL Lamp on VIN: JS4JC51C4J
I was able to fix the 1988 suzuki samurai.Thank you for all the helpful info,every single reply was very helpful.I found the cancel switch thanks to David [...].I was able to erase the MIL Vehicle didnt have any codes it was just time to replace the oxygen s...
2000 Toyota RAV4 2.0L MIL Lamp on VIN: JT3GP10V5Y
sorry for been late but I got tied up at the shop but after spending a lot of time in this vehicle and replacing the PCM, cam, crank, timing belt, crank timing gear (NE wheel), cam sprocket, checked the wires for open or shorted circuit, grounds, complete tune... Trouble codes: P0340.
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