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Prev Professional Automotive Repair Technical Discussions for October 30, 2010
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Open Help Requests for All Makes and Models
Help Request Answers
1997 Chevrolet K1500 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK1973V
Truck came in with customer complaint of long crank time to start engine.Fuel pressure was 52 psi cranking, scoped pump current,pump pattern was aweful and pump was running 2100 rpm, replace fuel pump with a new Delphi pump and strainer, also replaced main fue... Trouble codes: P0300 (Random missfire), P0305 (5 missfire failure record)
2001 Chevrolet Suburban 1500 LT 5.3L Misfire VIN: 3GNFK16T81
Vehicle came to shop engine light on dtc po300 random misfire replace all plug and short plugs wire also ckecked missfire dta # 6 and # 8 high miss fire count replace coils on # 6 and # 8 took care prblem ran compression reading # 6 showing 5o psi engine runni... Trouble codes: P0300
2001 Chevrolet Malibu 3.1L Poor Idle Quality, Hesitation, Misfire VIN: 1G1ND52J21
I tore it down to cylinder heads-found intake gaskets bad. purchase upper set & replaced head gaskets, valve stem seals, intake gaskets. Upon initial start-up 1 rocker was noisy. Had to install Healy coil. Car drove great for 1 week. Filled up gas tank and the... Trouble codes: P0300
2002 Chevrolet Tahoe LT 5.3L aux input VIN: 1GNEK13Z82
i have a customer in my shop that wants to know if i can somehow hard wire a 1/8" (headphone jack style) plug into where the tape player is on a 02 tahoe. with the tape player unplugged you cant select aux. I see from alldata that the dark green wire is serial...
2002 Chevrolet Silverado 1500 5.3L gauges VIN: 2GCEK19742
codes B2617 and 1477 are set,but what is happening is when the truck is shut off key removed and doors shut,within a few seconds the gauges come on causing low battery.Not the lights just the gauges any help is appreciated the chevy dealer didn't want to mess ...
2003 Chevrolet Blazer ZR2 4.3L front VIN: 1GNCT18X23
when engage front axle it will grind but wont ingage light stays on all the time showing four wheel drive is engaged. i have changed 4 wheel drive switch and encoder motor vac switch and gear and washer kit in front axle . it will engage some times. but lite s...
1997 Chrysler LHS 3.5L Cuts out VIN: 2C3HC56F9V
vehicle contiues to stall after replacing timing belt and cam and crank sensors as well as cam sensor pigtail shows code 11 loss of cam or crank signal usually occurs after warmup Trouble codes: 11 (loss of cam or crank signal)
2001 Chrysler LHS 3.5L engine
This vehicle came in running poorly. Checked the basics. Found non-functioning cylinder 2(no check engine, no misfire codes). Cylinder 2 compression was 20% lower than normal. Added some oil to cylinder, rechecked compression. This time compression was normal....
2001 Ford Escape XLS 3.0L Engine VIN: 1FMCU04161
I have an oil leak coming from the front area of this Escape. I have seen many other escapes with the same oil leak, but this is the first that the customer really wants fixed. The oil seems to be coming from midway up the engine towards the timing cover mostl...
2004 Mazda 3 S 2.3L intake manifold VIN: JM1BK14324
i believe i have semi pinpointed the issue (wifes car) i get a knock noise at idle that is fairly loud, if you remove the engine cover and unplug the left hand side connector on the top of the intake manifold the noise is 100% gone. just by staring at this im ...
2001 Mitsubishi Eclipse GT 3.0L Cuts out VIN: 2G4HG5G43D
hi every one i have a 01 eclipse 3.0 the car hase never been here before it came in on a hook trans was out of it (automatic) the customer got a used trans and i put it in friday filled it with fluid and started to let it run for a bit before i ran it on the l...
1988 Pontiac Firebird 5.0L Excessive Emissions VIN: 1G2FS21E4J
Hey guys, just l;ooking for some input on this one. This is my own car that I bought a year ago. Did not run. Replaced fuel pump and found engine knocking. Replaced engine with another 5.0 out of same year Camaro. Put back together and just cannopt get through...
2001 Pontiac Grand Prix SE 3.1L Headgaset VIN: 1G2WK52J01
Hello all, My customer brought his car in for overheating and leaking coolant. i pressure checked the system and found no leaks, removed radiator cap started vehicle ran up to operating temp, started pushing coolant out of the radiator i could also smell exhau...
2003 Volkswagen Beetle GLS 1.8L Shifting VIN: 3VWCD21Y23
Thanks in advanc eto all the VW techs. We have this New Beetle that bucks and shifts really hard. I have heard alot about this problem , but have not seen a fix. The vehicle seems to buck and shift hard especially in traffic. The owner says that he had seen on...
2011 Volvo S60 T6 AWD 3.0L Air Bag VIN: YV1902FH2B
I have a damaged 2011 Volvo S60 with Air bag (drivers side) deployed. With vehicle being so new, I am having a hard time getting info. My question is-When putting new air bag in,is there any other components that need to be changed? My dealer has told me 2-dif...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 Chevrolet K1500 Suburban 5.7L high idle VIN: 1GNEK18K1P
Wow!!! Thanks for the overwhelming support and help. I appologize for the delayed response I was stuck on jury duty for a week and a half and when I got back the vehicle wouldn't act up. I am disappointed that I didn't get an opportunity to fix this vehicle.... Trouble codes: 43 (ESC knock sensor system intermittent).
1995 Chevrolet Tahoe LT 5.7L Poor Fuel Economy, MIL Lamp on VIN: 1GNEK18K3S
Hi everyone, the Tahoe was finally fixed this evening. I would like to thank everyone for their assistance. I replaced the O2 with an OEM part and it did not fix the problem. I had 12.2 volts at the ENG 1 fuse, and 12.2 volts at the sensor itself. The grou... Trouble codes: 13 (O2 Sensor Short or Ground).
1992 Ford F-250 XLT Lariat 7.5L hazard flasher VIN: 1FTHX26G1N
I finally figured out what was going on. one of the replies I got was check behind the fuse box on the left hand side of the dash there is a place for a 4-way flasher fuse that I did,nt nodice be fore when I looked up under the dash. I,am not familier with for...
1994 Ford Mustang GT 5.0L wipers VIN: 1FALT42TOS
well I finally found the little critter hiding behind I/P fuse box bracket[fire wall side]. Changed module and all is well. Iwant to thank all who replied to my request.
1997 Mercedes-Benz E420 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBJF72F1V
Hey Gang, Need to put this one on ice for now. Finally the customer responded from Florida where he will reside till spring. Hopefully I can reopen and address this issue then. Thanx for the intput Trouble codes: P0300 (Multible misfire also P0301 P0302 P0303 P0304), P0170 (Fuel trim), P0173 (Fuel trim).
2004 Mercedes-Benz C320 3.2L hard start VIN: WDBRF64J44
the battery went dead with all the testing and it has been starting fine ever since thanks for all the help Trouble codes: P0172, P0455.
2004 Volvo XC70 2.5L Headlamp VIN: YV1SZ59H74
I received several very helpful replies. The bumper cover does have to come off, but it's a simple procedure. (if anyone needs it , I'll pass it on). Once the cover is off, accessing the 4 mounting bolts on the lamp capsule is easy. The lens (glass) is removab...
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