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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 22, 2007
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
1988 Buick Century Custom 2.8L no ign spark VIN: 1G4AH51W2J
this car came in about 6 weeks ago customer stated car would die intermittently car did not die and no codes stored, tune up was done plugs wires filters , car was towed in last week started right up no codes good fuel press replaced crank sensor just as a gue...
1995 Buick Park Avenue 3.8L Air Distribution VIN: 1G4CW52K4S
Pass side temp control actuator works backward from desired temp. Drivers side works fine. I have a Modis and no Tech II. Thanks Dan
1996 Buick Skylark Custom 2.4L MIL Lamp on VIN: IG4NJ2T5TC
After driving for a few minutes check engine light comes on with ETS off light. checked gas cap,lines from throttle body ok, vent and purge solenoids ok,they switch on and off and seem to be releasing pressure when I blow in them and operate solenoids manually... Trouble codes: 440 (Evap system)
2001 Cadillac DeVille DHS 4.6L batt light on,fuel gage not working,e brake releas VIN: 1G6KE57Y21
thank you for any help you can provide,the cars fuel gage was not working for some time and ran out of fuel,the cars owner put fuel in and still did not start.I checked for fuel presure and there was no presure .The key was left on indefinetly so a jump start ...
1978 Chevrolet K20 Cheyenne 6.6L Valve Cover Leaks VIN: JF3048JF04
Ok My son's Truck Keeps Leaking out of his valve covers we have tried several differnt gaskets and have boughten expensive valve covers that have a thick flange so they wont warp and have expencive felpro rubber gaskets and they still seem to leak I'm about ou...
2001 Chevrolet Impala 3.8L Hesitation, Misfire, MIL Lamp on
Hey Joe Public, this is ageneral question and didnt know exactly how to address it. I suppose it applies toseveral cars as I have saw it on 01 Impalla & 03 Monte Carlo-- both with 3800 non s/c. Problem is/was plugged cat. Not from overfueling/meltdown though. ...
2003 Chrysler Town & Country LX 3.8L Starting VIN: 2C4GP44303
Van Towed In. Won't Crank. No Ground From PCM Also No Communication With PCM. Did Communicate When I First Started Check Things Over For No Crank Issue But Then Stopped Communicating. Other Modules OK. Decided To Send PCM For Rebuild. Rebuilders Said 8 & 5 Vol...
2006 Dodge Ram 1500 TRX4 5.7L No throttle VIN: 1D7HU18206
alright guys, this truck has no throttle and my scanner isn't updated enough to work on this truck so I'm kinda in the dark. The APPS has both 5 volt wires hot going in and the throttle body has it's hots and grounds. SO I'm at a point where i'm stuck. SO what...
1994 Ford F-250 XL 5.8L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: 5LMEU27A4Y
For you Ford Techs: What is causing the injector pulse width to be so high. It floods the engine so that it will start after setting overnight but quits after a few seconds due to flooding. The VIN is not correct but at the time of this post I did not have ac...
1998 Ford Crown Victoria LX 4.6L blend motor VIN: 2FAFP74WXW
hello thanks in advance, i have a weird one here. we have a blend door that intermit sticks hot or cold.The motor has been changed twice, and if tested out of box with new from ford it intemit sticks also. (to make sure not door issue) checked connectors and w...
1999 Ford Escort SE 2.0L Poor Idle Quality, Surge, Poor Fuel Economy VIN: 1FAFP13P8X
Okay, here we go. This is my wife's car and it runs terrible. I initially had low fuel pressure (32 psi) so I replaced the filter and fuel pump (now steady above 35). No change. The car began running poorly shortly before the flywheel was replaced. The car doe...
2003 Ford Excursion XLT 7.3L Rear AC VIN: 1FMSU43FX1
Front AC Blows Ice Cold. Rear Evaporator gets cool but vents blow about 70 degrees. We replaced Compressor, front drier, and O-Valve. Worked great for 2 months and all of a sudden rear stopped working. I check flow and front seem plugged more than rear. We cha...
2003 Ford F-450 Super Duty XL 6.0L No Start VIN: 1FDXF46P53
this truck was towed in for no start,i hooked up the ids to it my icp pressures are in the mid three hundreds and my desired at crank is 1400 .is that a problem ,i cannot come up with a value at crank.in the rare case it starts the pressure is the same for ipc...
2004 Ford Focus LX 2.0L No Start VIN: 1FAFP3X4W1
Hi Iatn members. Hope someone can give me some direction on this 04 Ford Focus 2.0 dohc(3). Vehicle does not start due to no fuel pressure, the fuel pump gets powered up by the fuel pump driver module. Now if i put power on connector c4033 pin 10 GN/OG and gro...
2004 Ford F-150 Lariat 5.4L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1FTPX12514
i bought this truck for my self. this the new 5.4 3 valve eng.did not know about plug problem until after purchase. did not miss or ses on test drive. on the way home (60 miles)when i came to steep grade began missing bad as long as in overdrive. it would shif... Trouble codes: P0171 (bank 1 lean), P0174 (bank 2 lean), P0304 (cyl 4 misfire)
1999 GMC Savana 3500 5.7L fuel gauge VIN: 1GTAG35R5X
Has anyone seen or repaired a problem with these gm vans. I have a problem with the fuel gauge moving rapidly looks like it is vibrating. Cahnge the sending unit for the gauge and the problem is still there. Would the cluster itself be bad or is there another ...
2001 Hyundai Accent L 1.5L No Start VIN: KMHCF35G31
This car ruined an otherwise perfect Friday afternoon.Please help.Car came in a week ago on a hook for a broken TBelt and bent valves.Did a valve job and new tbelt. After reassembling the vehicle went to start and would crank and run for 10 secs then die.I not...
2001 Isuzu Rodeo LS 3.2L Stuck in 4th Gear VIN: 4S2CK58W71
Hi folks, Vehicle driven to our shop. Customer's complaint was no power. Found vehicle transmission in "backup mode" or fail safe mode and in 4th gear only. Transmission check light is not on. Found no transmission or engine codes. We can manually shift tran...
1992 Jeep Wrangler 2.5L Cuts out, Stall, Misfire VIN: 2J4FY19P9N
At cruise between 55&65 mph this jeep just falls flat on its face. Seems almost like its running out of gas,or vapor locking or cross fire. Never does completly stall. It runs great untill your up to those speeds. The fuel pressure is good all of the time. On ...
1992 Saab 9000 2.3L No Start VIN: YS3CR55B7N
Car came in my shop wont start.Has no fuel pressure and check power to fuel pump no battery voltage at pump. We start checking fuse 14 has no power. Fuel pump relay had power, what no ground.The ground is control by ECU. Mannuly grounding relay fuel pump runs....
1995 Saturn SL1 1.9L MIL Lamp on VIN: 1G8ZH5283F
I have a 1995 Saturn SL1. "Service Engine Soon" Light comes on int. Only code 12 ouput. Also cooling fans stayed on when egine shut off(key Off also) And when Codes retreived with jumper wire from DLC under dash cooling fans come on.(is this normal) This is a ... Trouble codes: 12
2001 Saturn LW200 2.2L hard starting VIN: 1G8JU82F51
we are asking for help with this vehicle,customer states engine will intermittently crank but will not start,will finally start are a long crank period.seems to happen most after a hot soak but seems to be very intermittent,we were able to duplicate problem on...
2004 Toyota Sienna LE 3.3L Poor Idle Quality VIN: 5TDZA23CX4
Hi everyone, thank you for taking your time reading this post. I have a 04 sienna, we changed the radiator so we disconnected the battery and do our thing. Afterward, the car have no fast idle at all. The rpm do stay about 500-600 if you just give it gas one t...
1999 Volkswagen Passat GLS 2.8L brake lite switch VIN: WVWMD63B9X
Hi vw techs, never should of taken this in since i work on volvos, a freind of a...any way i only have a code puller for this thing. and the code the puller gives me is 00526 brake light switch F. any help would be appreciated.also the asr switch won't functio...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 530i 3.0L oil reminder light VIN: WBADT63401
1977 Buick LeSabre 5.7L hvac VIN: 4P69J7X121
Wow! What a great tool! Iatn has come through again. The professionals on this network are great. I have been chasing my tail on this one until now. The FIX was the wrong vacuum switch was installed by someone else before me. I recieved valid and good replies...
1993 Cadillac DeVille 4.9L hood release cable VIN: 1G6CD53B0P
thanks for all the replies - all good ideas, but the best answer, and the one i used successfully, was the following: From: Bill from Illinois Date: Sep 14, 2007 8:26 PM "Cadillac had a service bulletin published in the body section I believe to...
1994 Chevrolet S10 Blazer Tahoe 4.3L Mechanical VIN: 1GNDT13WXR
2005 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Surge VIN: 1GCEK19B05
we change the throttle body all is good runs smooth
2001 Dodge Ram 1500 Laramie 3.9L Poor Idle Quality VIN: 1B7HC16X21
Sorry it took so long to close, had a car accident, truck came into my lane and swerved to miss it and rolled my beautiful Audi S4:-( So we pulled the injectors and found # 5 and 3 bad by measuring the amount of fuel with a injector tester and applied fuel pre...
1992 Ford Crown Victoria 4.6L Left Cylinder Head
Thanks for all the responses, most everyone said that it is most likely the intake manifold that is leaking allowing coolant [...] repair the vehicle until this leak becomes worse and absolu...
1995 Isuzu Rodeo LS 3.2L timing belt VIN: 4S2CG58VXS
Wish to thank all that replied to my yell for help. No more broken cams and all went together well. Replies were right on the money! Now if I could only get this young tech I have to slow down, maybe this wouldn't have happened. Thanks again to all!!
1998 Oldsmobile Regency 3.8L overheating VIN: K2W4859923
thanks all you guys for your help we replace the radiator and after that engine its not overheating anymore with or without the a/c thank you all you again
1999 Oldsmobile Alero GL 3.4L MIL Lamp on VIN: 1G3NL52E2X
Hi Techs, the customer never returned for added service which I hate due to the fact that I am wasting your good techs time by posting these vehicles for someone else as well as with your replies. Jose from California had a very good explination on how these ... Trouble codes: P0441.
2002 Subaru Outback 2.5L Misfire, MIL Lamp on VIN: 4S3BH66582
Funny how these things work - you write something down and look at it and suddenly the answer hits you in the face. Mike (NC), Andrew (WI), Andy (WA) and Jim (CT) all had it right. It wasn't fuel soaking the spark plug, it was coolant. When the spark plug c... Trouble codes: P0304 (Misfire Cylinder 4).
2003 Toyota Matrix 1.8L idle speed VIN: 2T1KR32E23
Hi all Thanks for the three replies. this is a little diffrent system than what I am use to. Any way turned out to be the idle control valve(motor). it was open. No aftermarket available so had to order it from dealer. Thanks
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