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Prev Professional Automotive Repair Technical Discussions for July 22, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
1991 Chevrolet Cavalier RS 3.1L Poor Idle Quality VIN: 1G1JC84T2M
I have the nice old cavalier here. Has a rough idle, smells like its runing rich. Has no codes in it. Pulled a plug looks pretty black but fairly recent change. Watching pid data, o2 switchs, verified coolant temp sensor is correct. Can't see any fuel trim pid...
2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29102
Hi folks, This is the truck I use for my business and I need it to pass California smog. I've replaced the glow plugs and took care of the check engine light this week but now I can't get the EGR monitor to run. This is a non-continuous monitor and it needs t...
2008 Chevrolet Corvette 6.2L No Start VIN: 1G1YY36W48
I have gone through everything on this computer that I can think of. No codes and no start. if we spray carb spray into the intake it starts right up and runs till you stop spraying. Have verified all data coming from the computer, ie. maf, crank, cam, vats, t...
2000 Ford Taurus SE 4-Valve 3.0L trans range VIN: 1FAFP55SXY
This car came in for an evaporator core. After completion and 5 miles into the road test the trans light lit and started blinking. P0705 and P1702 came up on the scanner. The scanner would monitor the gear position for P/N, REV, AND 1ST MANUAL. iT WOULD NOT SH...
2005 Ford Expedition XLT 5.4L timing chain VIN: 1FMPU165X5
This vehicle came in with a serious rattle, which another shop had diagnosed as a bad right tensioner. I took the timing cover off, and did see that the chain was rubbing the cover. I replaced the chains, tensioners, and guides with aftermarket parts. When I s...
2005 Nissan Pathfinder LE 4.0L No Start, MIL Lamp on VIN: 5N1AR18U05
Vehicle was towed in as no start.Vehicle started and ran.scanned no codes,except vds lite on.Let run 10 min. and drove 3 miles. Still ran,When put in d or r headlites would turn off and mil,vdc and slip lites would come on.In neutral or park headlites would tu... Trouble codes: U1000 (Can communication), U1001 (Can communication), P1212 (Tcs communication line), P0462, P1610 (Unknown), P1612 (Unknown)
2003 Oldsmobile Silhouette Premiere 3.4L Starting VIN: 1GHDX03E23
to all gm gurus out there. got this silhouette that has a no start condition with no radio and dead instument cluster. jumped wires at the starter relay and the vehicle starts and runs ok. radio and cluster resume operation. thought it was a bad bcm and swappe...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1987 Buick LeSabre Limited 3.8L ignition VIN: 1G4HR143XH
Thanks for all the great suggestions. I re-checked all of my wiring going to the icm and had every power, ground and cam/ crank signals i was supposed be getting. I started to take the icm back apart and upon closer inspection of the connecter, i found one o...
1996 Ford F-250 XL 7.5L clutch VIN: 2FTHF26G3T
Thanks to all for help. Sorry about the late post I was waiting for the customer to decide if he wanted to fix it or not as we fixxed the brakes first... He paid the bill and just decided to "live with it for now". All had great responses to my dilemma!!!
2002 Ford F-350 Super Duty Lariat 7.3L dome lights---key buzzer VIN: 1FTSW31F22
IT IS FIXED. Thank you to the 7 who replied.Joshua from N. J. had the right idea.He said a special code was needed to get as-built data put in.We could never get this code from ford dealer or motorcraft tech help. A call to Bill Mays of Duffys repair here in R...
2005 Ford F-150 XLT 5.4L Temp Gauge VIN: 1FTPF12515
Thanks all for the replies. I am convinced that this is an internal engine problem but the supplier says because it is a fleet vehicle there is no warranty. No matter, we will just use it another 6 months and then dispose of it. If the engine lets go before th...
1994 Honda Accord EX 2.2L Poor Idle Quality VIN: 1HGCD7252R
Fixed Vehicle By Adjusting Screw Inside Idle Speed Control Vslve. White One * Thanks Guys
2008 Mazda 5 Sport 2.3L engine VIN: JM1CR29378
yes thx for all that applied what i discovered both engines long blocks are same and interchangeable only differences are acccesories we bought Ford durateccore build it
2000 Volkswagen EuroVan MV 2.8L serpentine belt pulley VIN: WV2MH4706Y
Hello VW Techs The noise was coming on intermittently, after checking once again, we determine that the noise was coming from the power steering pump, we replaced the power steering pump with a factory remanufactured unit and use the correct power steering flu...
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