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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 26, 2010
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Open Help Requests for All Makes and Models
Help Request Answers
1992 Chevrolet Astro 4.3L No Start, Hesitation, Cuts out, Stall VIN: 1GNDL15W9N
After van warms up after about 5-10 minutes, it starts to hesitate, and stall out. After that if you let it sit for 4-5 hours it will fire right up and run for another 5-10 minutes. We suspect that the computer may be at fault but not sure how to test it. We h...
2006 Chevrolet Colorado LS 2.8L Cuts out, Stall, Misfire VIN: 1GCCS14846
truck seemed to be flooded, replaced 4 spark plugs, starts and died, starts and died smokes real bad smells like deisel fuel, fuel presure ok, has missfire codes
2008 Chevrolet Equinox LT 3.4L Keyless Entry VIN: 2CNDL13F58
Customer complaint poor range of keyfob operation in door lock or unlock mode. Also same problem with remote factory starter. Measured distance of operation 36 feet. I understand gm said it should work as far as 160 to 190 feet. Has anyone incoounter this prob...
1996 Ford F-350 XLT 7.3L Cuts out, Stall VIN: 1FTJW35F7T
Okay Powerstroke techs need some help. I have replaced the cam sensor swapped the idm with a known good part. Checked and have the ground, 5 volts and 12 volts at sensor. Truck will start bucking and die and will usually restart with no porblems and gives the ... Trouble codes: P0344
1998 Ford Econoline Super Duty Custom 7.3L Hesitation, Surge, Cuts out, Misfire VIN: 1FDXE40F1W
hi guys fist time posting for help so here goes. ive got this shuttle bus that missfires really bad under load. runs really rich. the exhaust pressure butterfly dosn't close always open when driving, turbo isnt spooling. ran koer test sets p0476 everytime. whe... Trouble codes: P0476
1998 GMC Savana 3500 6.5L Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, Lags, won't Rev up VIN: 1GTHG35FXW
This truck just won't go away. I have replaced everything I can think of. Dan suggested a new fuel cap and I got one and this van ran great so I drove it. The van ran fine. I updated my post and the next day this thing started but cannot get out of it's own wa... Trouble codes: P0266, P0275, P0284, P0301
2003 GMC Sierra 1500 4.3L ABS System VIN: 1GTEK14X23
I am having an ABS problem with this truck when you apply the brakes and it doesn't mater if it's a light or moderate brake the abs will come on if you go straight or making turns.I have scanned this truck for abs codes none were found when looking at scanner ...
1998 Honda Accord DX 2.3L Misfire, MIL Lamp on VIN: 1HGCG5644W
now i'm asking for HELP. i didn't get car to act up again ,didnot ck. for current when injector did not fire.thought maybe a computor feed problem.has any one seen this problem? thanks so much. gary ps it is a vtec engine Trouble codes: P0301, P0303
1989 Jaguar XJS 5.3L right front brake VIN: SAJNV4844K
vehicle pulls to left when stepping on brakes , i figured stuck caliper or brake hose on pass side , cracked loose bleeder on pass side ,nothing , did the same on drivers side and fluid came out nice , went back to pass side and removed line before hose and st...
1993 Jeep Grand Cherokee 5.2L No Start VIN: 1J8HR48N45
I have a 1993 zj with a 5.2 that has a starting problem. I've done a search and found a few posts of similar problems, but none with a fix. When you first turn the key on, the rig will not start. No MIL, no spark, no injector pulse, no fuel pump, no asd relay,...
1999 Lexus ES300 3.0L Daytime Running Lights VIN: JT8BF28G6X
The daytime running lights will stay on after vehicle is shut off. Also when headlights are turned on, it seams to be on the hi beam circuit and no change to low beam. The problem is also intermittent and will sometimes work fine. I suspect a integration relay...
1992 Mazda 929 3.0L Starter Grinding VIN: JM1HD4616N
Customer brought to me a 1992 Mazda 929 with 3.0.The car would not start.When i tried to start it ,the starter was making a noise, but the Bendix was broken.I saw that starter was no too old.I put a new one.. And it's started to make a noise like flywheel no g...
1997 Mercedes-Benz S500 5.0L MIL Lamp on, Air pump fault VIN: WDBGA51G9V
Tests comparing O2 sensors readings during air pump operation suggests a problem with Bank 2. While driving during warm up, in which the air pump engaged 5-6 times, I got no Bank 2 sensor response but while performing the OE test of inserting a 2500 ohm resist... Trouble codes: P0410
2001 Mercedes-Benz S430 4.3L height VIN: WDBNG7J41A
Car came in right front suspension low.Replaced right strut.Compressor sounded laboring wouldnt raise car,replaced compresor and relay.Still wont raise car.Airmatic message,failed level calibration.We have a mb scanner but need to enter degress to calibrate.Wh...
2008 Mercedes-Benz C350 3.5L engine timing VIN: WDDGF56X58
Ok guys I need some information on how to put the timing chains in time on this 3.5. My mitchell program don't tell me nothing. Can any of you guys help me out cause a buddy garage cause this thing out and i'm just trying to help.
1999 Mercury Sable LS 3.0L Heater temp VIN: 1MEFM58U4X
Car arrived with a no heat condition. A/C cycles continuously, even when only heater is on. Found Temp Actuator motor to be faulty- replaced it. I thought that was the end of the problem...but nooooo. reads about 100 in shop & about 75 on the road on a 40 degr...
2004 Mercury Grand Marquis GS 4.6L 3-4 shift none VIN: 2MEHM75W24
We have this Merc from a used car lot we deal with we dont do trans work so we need some help as soon as trans comes out of second gear the rpms just redline 1-2 seem fine no codes other than po1270 rpms over revving da! My quetions are what pressure voltage s...
2004 Mitsubishi Lancer ES 2.0L Broke Timing Belt VIN: JAJAJ26EOY
IS THIS A BENDER?I'm doing a leak down test now.
2000 Other European fl70 6.4L torque VIN: 1FV3H6ACXY
hi guys and gals, i need the valve adjustment spec,and rocker arm assembly bolt torque for this freightliner fl70 with the 906 mercedes engine. thanks in advance.
1995 Pontiac Bonneville SSE 3.8L Poor Fuel Economy VIN: 1G2HZ52K1S
Fuel mileage has gone from 25/26 miles to the gallon to 19/20 under the same conditions. I bought this car with 140,000 miles on it and the past 35,000 miles have tuned it up, new oxygen sensor, new GM MAF Sensor(wasn't running very good) replaced fuel pump(ve...
2003 Toyota Avalon XLS 3.0L Poor Idle Quality, Stall, MIL Lamp on, very low idle VIN: 4T1BF28B53
Obtained Re-man computer fro auto ecm's tried to access techinfotoyota.com via snap-on-flasher pro, lost all day Wednesday, can this computer be loaded with the necessary down load from there site witht the snap-on flasher ? according to auto-ecms i need a toy... Trouble codes: P00, 560 (Battery voltage to ecm circuit good), BB051
2001 Volkswagen Beetle GLS 1.8L Misfire VIN: 3VWED21C31
This car sets a P0301 misfire code intermittently. We moved the plug, coil and injector with number 4 with no change. Fuel trims look great as does idle vacuum. Looking at the misfire counters, they are hitting on cylinder one and it will put a p0301 code in p... Trouble codes: P0301 (Missfire)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 BMW 323is 2.5L cooling VIN: WBABF7339X
Hi all, This car is going up for sale as is, the owner doesn't want to go any further. I talked to a BMW tech and he said he had heard of timing cover damage causing low flow on these cars but had never seen it himself. He called it internal seepage. I don'...
1988 Chevrolet Celebrity 2.8L Hesitation, Stall VIN: 1G1AW51W6J
Thank you for all the responses , and the help I received put me in the right direction as not to pull timing case cover -we checked fuel injector fuses and injectores -we than did a compression test and found on no1# on rear head the new plug had blown apart ...
1993 Chevrolet Camaro Z28 5.7L Excessive Emissions, Misfire VIN: 2G1FP22P42
After Diagnose the EGR got stuck slightly open cause it to misfired. Replace EGR and clean the port fixed the problem. Thanks for all the reply and sorry for the delay on the post..
2004 Chevrolet Silverado 2500 HD 6.0L Trans Temp VIN: 1GCHC24404
We tried all the hints that you guys suggested to no avail. Customer has taken to the dealer and will keep you posted when find out the fix. Thanks for the help
2004 Chevrolet Silverado 2500 HD 6.0L Mechanical VIN: 1GCHK23U54
Hello,& thanks for all the replies.We checked the flywheel & the balance weights were fine but the converter bolts were about a 3/4 turn loose. Did not feel loose because of the loctite. Retightened the bolts & seemed to fix the problem. Thanks again, Leon
1999 Chrysler Sebring JXi 2.5L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Misfire, MIL Lamp on VIN: 3C3EL55H9X
Thanks to all who replied. Those of you that suggested the distributor was the problem were spot on! However I would like to suggest you sell the customer new spark plug wires when replacing the distributor. The stronger coil in the replacement distributor wil... Trouble codes: P0300 (Random misfire), P0302 (Misfire cyl 2), P0305 (Misfire cly5).
2001 Dodge Caravan SE 2.4L Right Low Headlight VIN: 1B4GP25B11
WOW! Thanks for all the replies! I wouldn't have believed it if I had not have had it happen to me. The fix is... Weld the broken frame up!!! The front radiator frame support on the right side is only tacked together, and came apart falling on the wires for...
2001 Ford Mustang 3.8L Surge, Cuts out VIN: I DON,
thank to everyone the spend time enswering my help ,it end up being the crank sensor the waveform on scope was just a bit up and down after 3k rpm just enogh to cause trouble.thank you again,iatn is a great team.
1991 Jeep Cherokee Limited 4.0L No Start
Sorry but I have not fixed this Jeep yet, Most said check timing, check water in fuel, check exhaust for being plugged, I checked cranking vaccum by putting my hand over throttle body and it sucks my hand right down, I checked fuel quality and it is ok, I have...
1996 Jeep Cherokee Country 4.0L fuse # 20 30amp keeps blowing VIN: 1J4FJ78S5T
I love clicking the Yes I have fixed the vechicle tab!!! Thank you all who responded. Most responded with downstream o2 rubbing on drive shaft. That was close. What I found was the upstream o2 sensor wiring rubbing against the exhaust manifold. The inuslation ...
2005 Volkswagen Jetta GL 2.0L engine VIN: 3VWRA69M25
Thanks to David or anyone else who replied with help with this VW. I thought about it yesterday, came in today, started from the start with my tech. Reset the belt, found it off two teeth. Reassemble vehicle, runs great. Again, thanks to Iatn and all the peopl...
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