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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 9, 2012
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
1996 Buick Riviera 3.8L Brake pedal VIN: 1G4GD2218T
Evening group, Have my buddys' Riviera, problem is intermittently when pushing the brake pedal down slowly it keeps dropping to the floor and there is no braking felt throughout the vehicle until your damn near on the floor. Scary feeling when i first felt it....
1993 Cadillac Fleetwood 5.7L no crank VIN: 1G6DW5270P
I have narrowed down problem to the Central Control Module located in trunk. Can jumper wires at enable relay and sometimes car will run, other times starts and dies,computer shutting down pump. Also the PASS KEY FAULT lite stays on most of the time. The modul...
2003 Cadillac CTS 3.2L transmission cooler line VIN: 1G6DM57N83
original customer complaint of oil leak. Found abrasion on transmission cooler line on left side of radiator. Also found coolant leaking from right side cooler line fitting. Replaced radiator and cooler lines. Customer returned with no transmission fluid, fi...
2002 Chevrolet Trailblazer LS 4.2L 2-3 3-4 shift VIN: 1GNET13S62
starts in 1st shifts late to 2nd then late to 3rd(No OD). WE found that the maf, both rear o2 sensorts, had a value ofg zero while also the tps opened at full throttle would fluctuate from 20% to 30%. (max) .In the tccm module value for 2wd/4wd high/4wd lo/awd...
1997 Ford Taurus SHO 3.4L Poor Idle Quality VIN: 1FALP54N3V
hi everyone i have this car here idle very rough when cold. around 500 rpm.after a few mins idle will shoot up to 1500 rpm and come back down to 700 rpm and have slight surge idle my long term fuel is -10 to -15 and short term fuel trim is +30 and slowly going...
1999 Ford Expedition Eddie Bauer 4.6L evap system VIN: 1FMRU1764X
the truck come whit p1451 and po443 i dit chek the sensor al the evap sensors are new so I did reset the CPU. and take for drive The light stayed off for about 5 mile but as soon as I turned the truck off and then back on the light came back on.. so i star c...
2008 Ford Edge SE 3.5L low speed driveability VIN: 2FMDK36C08
Hello, the customer says this 2008 Edge SE has a clunk or bump sound/feel when slowing to a stop. I cant reproduce this problem, but the customer is insistent that there is a problem. Dealer did reprogram TSB 08-26-13, but customer says its no better. I cant r...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Dodge Intrepid 2.7L Poor Idle Quality, Surge, Cuts out, Stall VIN: 2B3HD46R6X
After some further testing we found very [...] compression in #1 and #2 cylinders. Then over the long memorial day weekend my shop caught fire and melted most of this car to a point where the insurance company just totaled it. Marked as "lesson learned" and not ...
2000 Dodge Ram 3500 5.9L No Start
thanks to all who replied , every one confirmed my suspicion ... the codes that were preent almost make it conclusive that it was injector pump failure ..replaced the pump expensive here in canada , bled it and fired right up and ran fine ...thanks again iatn Trouble codes: P0232, P0252, P1688, P1689.
2009 Dodge Ram 1500 SLT 5.7L no power brakes
Thanks to all who wrote..Yes, it was the booster but not like what i've before...the vacuum and check valve was good with no vacuum leak..I still went a head and pulled it and the spring and push rod to master fell out in pieces...lol...just haven't seen that ...
2005 Ford Expedition Eddie Bauer 5.4L shift interlock wont release VIN: 1FMFU18575
this fix was kinda hard due to the fact the information wasnt readily available. bad conn. pin near interior fuse box. replaced pin and wire all is well. sorry i took so long to post the fix on this vehicle. did figure a cheap way to test sys. install jump...
2008 Ford F-150 Lariat 5.4L Vct VIN: 1FTPX145X8
Thanks again to everyone who took their personal time in assisting me in resolving this concern. I whent right for the oil pressure test and yes it is low (20 psi). After speaking with customer again, I learned that he's only owned this vehicle for less than ...
1999 Honda CR-V EX 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JHLRD1866X
Swapped out Fuel Rail and Injectors with junkyard unit and running great for a month now! As most mentioned fuel starved - hint right in front of my eyes with WOT O2 voltage drops to 0.00 entire time during WOT until pedal is released - ran great afterwards an... Trouble codes: P0132 (HO2S S1 Voltage High - Happened only on the last of 10 drives), P0301 (p0302-), P0302 (p0303-), P0303 (p0304-), P0304 (testing and results).
2003 Hyundai Santa Fe 2.4L Misfire VIN: KM8SB12B23
thanks to all who replied. the problem was so simple and stupid. we replaced cylinders #2 and #4 ignition wires., that we recently just replaced. this time we replaced them with oem wires., the coils were ok. problem solved. i just don't get why hyudai would n...
1998 Jeep Grand Cherokee Laredo 4.0L Start and Stall VIN: 1J4FX48SXW
Sorry for the late fix notification, My friend had to wait until he came back from Florida to see his dad who has cancer. We got the Jeep over to the dealer up the street a couple miles and they were able to mate the BCM and PCM so it didn't think it was being...
1997 Lincoln Town Car Signature 4.6L electric window VIN: 1LNLM82W3V
As many had suggested , i found a broken wire in the drivers door jam. Rewired and passenger window now works Didnt find any broken or damaged wires in passanger door jam.but all windows are now woking so job complete. Very strange to get power and ground sign...
1993 Mercedes-Benz 400E 4.2L Ignition VIN: WDBEA34E4P
Received many helpful suggestions, and actually quite a few of them turned out to be spot on... The car had a several very minor vacuum leaks, which combined to make it run a little lean at idle. The primary culprit was the distributor caps, which I had jus...
1997 Volkswagen EuroVan Camper 2.4L smoke VIN: WV1EG0707V
Van hasn't come back yet. We will check compression and clean injector tips as suggested by Lewis. We may end up sending pump out for rebuild as well.
2001 Volkswagen Beetle GLS 2.0L Mechanical VIN: 3VWCB21C31
I did not have the tensioner in the holem Installed tensioner correctly with the instructions receieved from all the informaqtion provided, and proper belt tension was set. Thanks for all the help.
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