Automotive Technicians Technical Discussion and Fixes for Aug 1, 2011

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	Help Request	Answers
	1991 Chevrolet C1500 Silverado 4.3L Surge, Stall VIN: 1GCD14Z8MZ Vehicle wont idle hunts for idle position then stalls . Ck base idle setting ok . Wont idle even with ais un plugged . Any help would be a great help. Thanks in advance	View
	1994 Chevrolet Caprice Classic 4.3L Stall VIN: 1G1BL52W8R Thank you everyone for the help in advance. I have this 94 Caprice that will stall after coming to a stop and then accelerating to take off. Vehicle will stall when accelerating. Vehicle also stalls while brake torquing. This happens whether vehicle is hot or ...	View
	2000 Chevrolet Suburban 2500 6.0L Oil Pan VIN: 3GNGK26U8Y Trying to track down an oil leak on this beast. This leak is centered around the oil cooler line to oil pan connection. We've already replaced the metal/silicone gasket between the the cooler lines and the oil pan but we are still getting a leak from this exac...	View
	2002 Chevrolet Tracker ZR2 2.5L Smokes At Start Up VIN: 2CNBJ73432 Shortly after tune up (plugs, fuel filter, pcv valve (oem)) customer called and said it smokes really bad on cold start up. We got car and as she said after stilling over night this thing seems like a mosquito smoker on start up, after runns awhile(12-20 mins)...	View
	2003 Chevrolet Malibu 3.1L Cuts out, Stall, AC quits, IPC quits VIN: 1G1ND52J03 this car will run fine for about 45 minutes, then the ac starts blowing warm, the indicator lights come on, the tach and speedo start sweeping, the transmission starts shifting hard and if you come to a complete stop while this is happening, it stalls. The own...	View
	2004 Chevrolet Trailblazer EXT LS 4.2L p0016 p0014 VIN: 1GNES16S94 TIMING CHAIN NIGHT MARE.I'm back I have a 2004 Chevy Trailblazer 4.2 car came in blown head gasket.This isn't a regular customer they put a battery drove the truck to my shop.Pumping coolant in the number two hole against my better judgement my boss sold a hea...	View
	2005 Chrysler Pacifica 3.8L blower motor VIN: 092Q485094 i am having trouble with this diag. i have a pulse width at the resistor or power modual. good power and ground at the resistor during koeo and koer but the motor stops working during koer. has anyone delt with this issue?	View
	2002 Dodge Durango R/T 5.9L MIL Lamp on VIN: 1B8HS78Z02 I have a 2002 dodge durango 5.9L Cali emmisions in my shop with a P0037. O2 sensor B1 S2 heater circuit code. I have tested all the pins for ohms and voltage drop. Everything checked out great. So, I replaced the pcm. The code came back. I ran back through the... Trouble codes: P0037 (O2 sensor b1s2 heat circuit)	View
	2006 Dodge Sprinter 3500 2.7L No Start VIN: WD0PD64496 Vehicle was towed into shop-- cust complaint---engine started chugging while driving,stalled--will not re-start-- no codes--checked fuel pressure at fuel filter--60 psi-- checked signal at fuel injectors with noid lite--signal is present-- spray starting fluid...	View
	2009 Dodge Caliber SXT 2.0L blower motor VIN: 1B3HB48A09 i have a 2009 dodge caliber with no blower motor and no seat heaters for the driver or passenger seats i can suply bat volts on the blue/pink wire and the fan runs and the selector switch will control fan speeds i see there is a fuse box under hood and all fus...	View
	1994 Ford E-350 Econoline 7.3L brake pedal VIN: 1FDJS34MXR We have this '94 E350 diesel, came in with front calipers hanging up, brakes gone in the front, replaced front calipers, master cylinder and bled system, got all the air out, now pedal fading with regular pressure, if you hit the pedal hard, it will hold good ...	View
	1997 Ford F-150 Lariat 4.6L heater core VIN: 1FTDX18W2V Who sell brass heater cores for this ford f150???	View
	1997 Ford F-150 4.2L No Start VIN: 1FTDF1724V i got a ford f150 with a v6 that wont start. we replace the cam syncronizer because the shaft bent but still wont start. did compression check and is ok at 140 -160 psi. got good fuel pressure, good injector pulse, and good spark. what i dodnt have is manifold...	View
	1999 Ford Explorer Eddie Bauer 5.0L shifting VIN: 1FMZU35P5X Owner drove vehicle in without reverse. Vehicle will go forward however the transmission seems jerky. If you attempt to put in reverse, the vehicle engine dies. No blown fuses, no apparent wiring issues that are readily visible. We don't do a lot of transmissi...	View
	2000 Ford Excursion XLT 7.3L Ride VIN: 1FMSU43F6Y This is a vehicle we've serviced regurly, came in this AM when you hit a bump it will sart virating until you hit another bump, it goes away. The vibration is the whole vehicle like a tire going flat, bad or bent driveshaft, very bad vibration, but as you slow...	View
	2003 Ford Mustang 3.8L Mechanical VIN: 1FAFP40493 Hello Fellow Techs. Need advice this ones killing me. I have 2003 Mustang that originally came with a noise under the hood. A/C compressor was making the noise and fan blade was broken so pressure was higher than normal for our summer weather. I then inspected...	View
	2005 Ford F-250 Super Duty Lariat 6.0L oil pump oil pressure psi VIN: 1FTSW21P5E Hello. This truck came in on a hook. It died on the customer as he was driving. I tried to restart and it will only crank no start. Check fuel psi, and it is good. checked crank and cam sensors they are good. I checked icp desired it said 1200-1300 psi. I chec...	View
	2006 Ford Expedition Eddie Bauer 5.4L SRS Drivers Seat VIN: 1FMFU18536 I am helping a body shop do some electrical repairs on this truck. A container of diesel fuel spilled in the rear of this Expedition. It was moving at the time, the operator hit the brakes and the fuel flowed forward under the carpeting. Interior was gutted, n...	View
	2007 Ford Mustang GT 4.6L Wont set monitors VIN: 1ZVHT85H17 Good morning iatn techs. This one is for you high performance techs out there. This mustang came in a few weeks ago complaining about a bucking when mashing on the go pedal. He wanted us to change out the spark plugs. Well we found that the maf sensor was bad ...	View
	1997 GMC K1500 Sierra SLE 5.7L Gas inside computer VIN: 1GTEK19RXV Customer came in with a gas smell that he had in his garage and said that gas was leaking out of his computer that is mounted on top of the left fender-well. I confimed that this was true! Searched the engine for leaks and the evap canister area and all fuel/e...	View
	1999 Infiniti G20 2.0L Surge VIN: JN1CA21D1S IN gear, either drive or reverse this car will surge about 200-500 rpm with throttle applied. The rpm increase/decrease will continue most of the time after you release the throttle. I scoped the TPS with no drop-out or stray voltage. At times on accel on the ...	View
	1997 Jaguar XJ6 4.0L Compression VIN: SAJHX1249V This is one dead kitty. Tow-in / no start. Been to two other shops. Goodyear says valve timing off but compression is good / Jaguar said to do the catalytic converters. (It was still running when it left Jag). Valve timing is good. We have the tool to check....	View
	2003 Jaguar S-Type 3.0L No Start VIN: SAJEA03T93 This Jag has landed on my bench with crank and no start. This is my first time looking at it so I do not know the condition of previously bad fuel pumps. The vehicle is rarely driven, about 3k miles in 7 months. No fuel pressure, returnless / PWM fuel system,...	View
	1999 Lincoln Continental 4.6L powersteering VIN: 1LNHM97V2X customer brought car in for noise when turning wheels, had powersteering pump noise so we replaced the powersteering pump. After pump was installed we started the car and had high resistance and noise, shortly afterward ( maybe 10 mins) the passenger side seal...	View
	1997 Mazda Miata 1.8L gear chipped VIN: JM1NA3535V Customer wants to replace 5 speed with a 6 speed.Brought me a 6 speed completely disassembled.Replaced several parts from dealer.I need help to make sure it is reassembled correctly.Anyone with experience with this transmission?	View
	2007 Mazda 6 S 3.0L airbag VIN: 1YVHP80C07 hi everyone, i got this unit here that will not let me do a pass seat weight calibration on it.code set b2290,data pid of seat shows weight at -128kg.interior wiring harness was replaced due to both front seat conectors full of corrosion and pins missing in ye...	View
	2003 Mini Cooper 1.6L steering pump fan VIN: WMWRC33422 Power Steering Cooling Fan does not work. operates if taken off and 12V and ground supplied. No power at fan connector. Fuse 5 which I "think" supplies power to this fan does not have power to it. Diagrams are not clear (to me). I dont even find wire colors. U...	View
	1994 Pontiac Trans Sport 3.8L No Start VIN: 1GMDU06L8R This began with a bad fuel pump 3 weeks ago. We removed the sending unit and found that the bottom where the pump is secured was bent up as if the vehicle was bottomed out. Installed a new sending unit and pump. A week later it's back with a inoperative fuel g...	View
	1999 Porsche Boxster 2.5L door locks VIN: WPOCA2982X Have a porsche boxster that the door locks will not lock with the key in door, and the key fob has no battery. Replaced the drivers door latch because you could not feel it lock when turning the key. after replacing the drivers door latch it will lock and then...	View
	1996 Toyota Corolla DX 1.8L Surge, Misfire VIN: 2T1BB02E4T this toyota came back to day running real bad .at first no check engine lite then p0304 changed plugs ( they where in there a while)new wires and i even changed the distiboter again ran compression test (see abdove) to me compression seams fine . changeing wir... Trouble codes: P0304 (cyl 4 miss fire)	View
	2005 Toyota Camry SE 2.4L door locks With key fob and key in door and drivers lock button will lock all the doors everytime, but only unlocks the front pass and both rears every once in awhile. All door pin buttons appear to be working. Wiggle tested wiring in drivers door, and harness from door ...	View
	2000 Volkswagen Jetta TDI 1.9L Valves/ Pistons VIN: 3VWRF29M3Y Customer had vehicle towed to our shop, with complaint of engine seized. Pulled upper timing cover. Timing belt tight and tensioner tensioned to spec. Pulled lower timing cover and noticed timing is correct and used cam lock and crank marks to verify timing is...	View
	2002 Volvo V70 T5 2.3L RF brake VIN: YV1SW58D42 Vehicle came in with rf brake locked and pads glazed and rotor burnt black and blue---towed in. Replace front pads and rotors, calipers and rotors and both front brake hoses, Bled system and all seemed good. Backed car out and RF locked again. Open bleeder and...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1989 Cadillac DeVille 4.5L Blower VIN: 1G6CD515OK THANKS FOR THE HELP. ENDS UP THE NEW BLOWER MOTOR THE CUSTOMER INSTALLED WAS BAD. HE IS TAKING THE CAR TO REPAIR HIM SELF.	3
	1991 Cadillac DeVille 4.9L Hesitation, no power VIN: 1G6CD13BXM thanks to all who replied but this car has had to much money invested and my grand father didn,t want to spend any more to repair it so with that said it will be in the scrap yard soon i guess thanks to all who replied. Trouble codes: E52, E99.	36
	1998 Chevrolet K2500 Silverado 5.7L Unknown VIN: 2GCEK19RXW Thanks for the replies and sorry for taking so long to close. After we pinched off lines and checked master, which was good and had a solid pedal we pinched off one at a time and found fronts were the cause. We took off the calipers and found pits in the pisto...	17
	2006 Chevrolet Silverado 1500 WT 4.3L clutch won't release fully VIN: 3GCEC14X66 after replacing the slave cylinder and clutch master cylinder, and vacuum bleeding the system several times we tried pushing brake fluid up through the slave cylinder and that didn't work. after bleeding the system several different ways we extended the rod fr...	14
	2007 Chevrolet Silverado 2500 HD LT 6.0L No Start, Cuts out, Stall VIN: 1GCHK29K97 Vehicle fixed, replaced cam Phaser and actuator valve. all good Trouble codes: P0011, P0016.	3
	2007 Chevrolet Aveo LS 1.6L brake light / battery light VIN: KL1TD56677 Vehicle left with the third reman. alternator installed. Battery and Brake light were both still on dim with engine running. First reman. alternator bench tested bad; second reman. alternator (first one I put on) bench tested bad (both tested at NAPA on thei...	6
	1991 Chrysler LeBaron GTC 3.0L Poor Idle Quality VIN: 1C3XJ4538M to all that replied; thanks for the help, this car is very unpredictable, makes it dificult to pin down. has been driving perfect for the last week. it's my wifes car so i'll have to fix it or put up with the coments, that she has to find a mechanic.	5
	2001 Chrysler PT Cruiser 2.4L MIL Lamp on VIN: 3C8F44BB11 hey all thanks a million,she is fixed.had a broken wire in loom under battery tray & support. i would have never found it except started to pull hard on all wire looms pcm to engine loss total connection to 5 volt reference, then just split open loom till i fo... Trouble codes: P0122.	8
	2006 Chrysler PT Cruiser 2.4L no power VIN: 3A4FY58B06 Even with the o2 sensors removed the car still had no power, so I installed a pressure guage in the o2 hole, fine at idle but buried the needle above idle, replaced catalytic converters and vehicle is fixed, thanks for all the posts	11
	2008 Chrysler Town & Country Touring 3.8L Starting VIN: 2A8HR64X58 Based on the recommendations, I replaced the WIN module and checked all the grounds for both being clean AND having a tight connection. I kept the vehicle for 5 days with driving it home and around town plus on the highway and started it over 60 times without ...	11
	1966 Ford Thunderbird 6.4L trunk lid VIN: 6Y85Q16065 I am calling this fixed I adjusted the limitt switch and it works the problem is the limit switch is missing a set screw to hold it in place in fact it is broken (missing a piece of plastic) a rebuilt one is on its way Thanx to all for the help especially Tony...	7
	1978 Ford Pinto 2.3L cam / valve timing This is not fixed. The customer feels that the cam is wrong. I ran a leak down and found that there was from 78 - 89%. There was no loss from the intake or exhaust, only from the crank case. I put atf into the holes to loosen up stuck rings. After setting for ...	19
	2005 Ford Expedition XLT 5.4L front pump VIN: 1FMPU155X5 we decided to go with a ford reman trans , i installed and all is good thanks again for all the replies	14
	2006 Ford Expedition XLT 5.4L Hesitation, Cuts out VIN: 1FMPU16546 ok everybody, thank you all. i found a little play in the drivers side cam faser and suspected faser valve body to be inop. we pulled thiming cover and also found a broken chain guide. But sadly repairing all of that didnt do a thing to fix it. I drive it agai...	13
	2007 GMC Yukon XL 1500 Denali 6.2L No Start, Cuts out VIN: 1GKFK6687J thanks to all who offered help. It turned out to be a faulty new pump module. we replaced the module with another factory unit and the truck is back on the road. thanks again.	6
	1998 Honda Accord LX 3.0L Poor Idle Quality, Cuts out VIN: 1HGCG1657W Sorry took so long to close my request i sold the car as-is and the new owner put in a used motor and all is well. I would like to thank Everyone and once again you all are "PRICE LESS!" If any of you are in baton rouge,la Com on By and get some "CRAWFISH" THA... Trouble codes: P1519 (Malfunction in IAC valve Circuit).	16
	2006 Honda Pilot EX 3.5L timing belt VIN: 2HKYF18506 Thanks to all with the info for the timing belt setting it a tooth forward kept it in time when rotating the belt for the first time also helps when pin is pulled on the auto tensioner now as for the tick i found the problem it was a bent intake valve after...	28
	1995 Infiniti J30 3.0L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: JAKAY21D75 We keep getting different codes from this one. The newest is coolant temp circuit. I tested and found no ref voltage. I check the circuit for continuity and found it is shorted to ground. There is wiring trouble with this one and customer can not afford to... Trouble codes: 13 (ect or ect circuit failure).	5
	2001 Jeep Wrangler SE 2.5L no gears cold VIN: 1J4FA29PX1 First off, let me thank all of you for taking the time to help me out. A special thanks to Larry for setting me strait on the line pressure,I didn't really have a problem there. I did look at the cooler check valve as a few of you suggested but it did test o...	15
	2003 Jeep Liberty Sport 3.7L Cuts out VIN: 1J4GL58K93 Replacment PCM repaired this jeep power to the injectors would stay constant (while recording) Event shows on Scanner watching the Inj pw goes to 0 upon accleration "intermitently" installed new PCM customer drove all weekend no problems thanx to all Trouble codes: 300 (random missfire).	13
	2000 Mazda 626 ES 2.5L cooling fans VIN: 1YVGF22F4Y Thanks for your help, friends. It WAS the fan relays. BOTH of them went bad at the same time.	6
	2007 Mazda B3000 DS 3.0L Pushrods VIN: 4F4YR46U68 Thanks for the input guys. The sticky valve theories were right.I put the bent push rod back in place to see what it could have caught on to bend when loose. The only thing I could see was if the rocker was all the way down and the lifter was down it could cat...	10
	1998 Mitsubishi Montero Sport LS 3.0L Hesitation, Misfire John from Missouri hit the nail on the head, i cant beleive all data was wrong on something like this. all data had banks 1 and 2 switched. also the fuel trims were during misfire, and we told the customer that the spark plugs are preventtive maintenence items... Trouble codes: P0300.	8
	2005 Nissan Altima S 2.5L cooling fans VIN: 1N4AL11D85 First off thanks for all the replies,when car came in i had limited time with vehicle i could not duplicate complaint since problem was intermittent, customer took car and said will return when problem got worse, in mean time i got a kind but firm slap on the...	3
	2000 Saab 9-5 2.3t 2.3L Mechanical VIN: YS3ED58E1Y Well, the real problem presented itself in fairly dramatic fashion - the brake booster was FULL of engine oil, no doubt supplied by the auxiliary vacuum pump. I think that when it filled up to the level if the vacuum supply tube, oil overflowed into the intake...	12
	2004 Saab 9-5 Arc 2.3L Hesitation, Misfire VIN: YS3ED59AX4 This problem was a great example of not paying attention to the obvious. Every time I checked the plugs, I only looked at them while they were still in the spark plug socket so I didn't see the cracks in the porcelain of plug #4. When I got the car back i...	8
	2002 Subaru Outback 2.5L abs VIN: 4S3BH66532 I want to say thanks to Brian [...] for all the info you sent me. So with the info on flashing the code i got a code 22 abs right front wheel sensor. Found a loose wheel sensor. Thanks.	5
	1999 Toyota Camry LE 2.2L Excessive Emissions VIN: 4T1BG22KXX Thanks to every one who replied, especial Mark pointed out something that I've never thought. I did not fixed this one. I just asked this mean uncoperated Calif. CAP customer to choose another Goldshield Station to do the diagnosis & repair which he wants ev...	7
	1999 Toyota Corolla LE 1.8L left side squib VIN: 1NXBR18E4X Have not fixed the car yet because it is not acting up customer is driving the car trying to get it to act up. seems that the common problem is the conector at the drivers seat. or a harness problem, hell i may have fixed it just by testing and back probing ...	7
	2001 Toyota MR2 Spyder 1.8L a/c VIN: JTDFR32001 Thank you to all who offered help with the AC problem on the Toyota MR2. We did install a new relay as several had suggested. The problem was very intermittent, so I can not say for certain whether or not this has corrected the issue. We are on the "wait and ...	6
	2006 Toyota Avalon XL 3.5L radio reception VIN: 4T1BK36B56 Bob was right - windsheild guys are off the hook, I checked the right side pillar as suggested by Rodney and Brian. Harness is there but clean. You would almost have to be a hack to cut those wires. Customer is leaving alone. Thanks guys	3
	1986 Volkswagen Cabriolet 1.8L no fuel control VIN: WVWCA0153G I'll close for now,the top relays,left one is the one,alldata was right. I had the right one located,just when I went to pull it out power was on and I touched 2 spades and poped the signal fuse and thought it was the signal flasher.Pulled the cover off and it...	7
	2004 Volkswagen Beetle GL 2.0L Surge VIN: 3VWCK21C24 ok the surge a 3000 rpms was caused by the throddle boby, i tried cleaning and resetting, tried unhooking battery and touchin terms together. after replacemnt with a new part all has been well. thanks everyone for your help. sorry this didnt get posted sooner,...	3
	2004 Volkswagen Beetle GL 2.0L 5th To 4th VIN: 3VWBM331Y5 THANKS TO EVERYONE THAT SPENT TIME READING MY POST & SHARE YOUR THOUGHT . I END UP REPLACING THE VALVE BODY AS MANY SUGGESTED SO IT DID FIX MY PROBLEM.THANKS AGAIN.NICE TO HAVE YOU ALL.	6

(Also Available: All, Asian, Chrysler, European, Ford, GM.)