Automotive Technicians Technical Discussion and Fixes for Nov 6, 2009

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	Help Request	Answers
	2003 Audi A4 Quattro 1.8L crank/cam timming VIN: WAULC68EX3 please help, have this car where the timming belt gernated,i have had the head rebuilt. (all data) shows the timming mark for the crank to the timming cover on the front of the motor not through the bell housing like i am famillier with. however on the car its...	View
	1993 BMW 318i 1.8L electric windows VIN: WBACA6322R I have a 93 318I that came in for no power windows and no sunroof. I have checked all of the fuses and they are fine. From my research it seems that this is a common problem and the usual cause is the comfort relay. It is supposed to be located under the dash ...	View
	2001 BMW Z3 Roadster 2.5L Radio VIN: WBACN53441 I have a 2001 BMW Z3 with a locked radio. Serial # [...] my local BMW dealer gave me 63241 as the radio code, it doesn,t work. The serial of the car is [...] Thanks for you help.	View
	1988 Buick Regal Custom 2.8L No Start VIN: 2G4WB14W8J hey everyone, regal is a semi nostart.no 5 volt from ecm, rpm shows 6398 rpm with key on engine off. my question is where does ecm recieve its rpm signal. mitchell shows no wire for engine speed or rpm to ecm. it only shows crank sensor to ign. module.have to ...	View
	2005 Cadillac Escalade ESV 6.0L cuts out left turns VIN: 3GYFK66N15 This vehicle came in to our shop on slow left turns vehicle will cut out checked for codes no codes storke check for TSB's none on this problem using tech 2 check pids and i can watch it happen but affects everything when it happens bucks and jerks like loosin...	View
	1990 Chevrolet C1500 454 SS 7.4L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1GCDC14NXL This truck had the motor overhauled by a tech student. the problem started about 200 miles after it was over hauled. they put headers and edelbrock intake on. air pump gone. no mufflers or cats. it also has a auto meter tach. this truck goes nuts. sometimes at...	View
	1999 Chevrolet Express 3500 7.4L Poor Idle Quality VIN: 1GBJG31J4X This van came in with a surging idle. We can not get the codes to reset. It will intermittently idle down to 400 rpm and then idle up to 950 rpm. The o2 sensors will cycle from 65mv to 855 mv. It will also randomly miss on all cylinders with the counts never e... Trouble codes: P0171 (lean fuel), P0507 (iac high rpm)	View
	2001 Chevrolet Impala 3.8L Starting VIN: 2G1WH55K01 Help all GM Techs!! Our GM guy is out for surgery and we had to replace a BCM on this Impala. We followed the Tech 2 instructions, down loaded the software from the web and installed it in the vehicle. We had the BCM fuse out during the process as noted on the...	View
	2005 Chevrolet Express 3500 6.0L spark VIN: 1GBJG31U95 hi guys have a bit of a strange one here.the truck will start most of the time but when it does not start the check engine light will flicker and stay on the whole time you are cranking.while it is in no start mode there is no spark but i think the injectors a...	View
	2006 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Misfire VIN: 2GCEK13T76 This truck came in for a tune up and check engine light. P0300. Tuned up the truck and ran much better. New A/C Delco plugs, wires, fuel filter, and air filter was nearly new. Came back with a P0300 code again. With scanner hooked up, we can watch #5 cylinder ... Trouble codes: P0300	View
	1992 Chrysler LeBaron 3.0L will not shift, cannot communicate with tcm VIN: 1C8L2589J5 i have this 1992 lebaron convt. transmission will not shift. attempt to communicate with drb, states bus- and bus+ open. i assume the no shift condition is due to the bus being down. i have disconnected the ecm, cluster, and tcm with no help, bus volage per dr...	View
	2002 Chrysler PT Cruiser Limited 2.4L Power Steering VIN: 3C8FY68B2T Currently we are working on a PT Cruiser :(. It got towed in for a power steering leak. The customer stated that he replaced the rack, pump, and high pressure line. We put the vehicle on the rack and immediately noticed the pump and line were leaking. We repla...	View
	2005 Chrysler 300 Limited 3.5L Interior and exterior Lights VIN: 2C3JA53G75 Hello All, Thank you in advance for all your help with this as I am desperate. I need to get this car out of the shop and back to the customer today but I am at a standstill. My Alldata is not working today for some unknown reason so I am unable to look up a T...	View
	1990 Dodge B250 5.9L No Start, Poor Idle Quality, Stall VIN: 2B5WB35Z1L This B-van exhibits a hard to start condition at times. Normal operation and idle speed control is using a two wire stepper motor that mechanically opens the throttle on shutdown. When the key is turned on, the motor retracts a programmed amount based on coola...	View
	1997 Dodge Grand Caravan LE 3.8L Charging VIN: 1B4GP54L8V this dodge caravan 1997 i did replaced alternator and battery about 2 month ago ... the car came back with complain abs , battery light on all light on instrument cluster off and on .. i check changing systems found out it have 18 -19 v on battery terminal i t...	View
	1998 Dodge Ram 1500 Laramie 5.9L oil cumspution VIN: 3B7HF13Z0W 1ST time customer came in with a rough idle and burning oil, so I check for vacuum inside the engine with the PVC out, so I replaced the lower intake gasket with a new plate ,bolts,gaskets and upper manifold bolts. Still have vacuum inside the engine. and has ...	View
	2001 Dodge Caravan SE 3.3L abs pump VIN: 2B48P44352 after repair pedal feels good. but abs light is flashing and at times both brake and abs lights are on sollid not flashing. no codes. thanks for the help. started with code 87.	View
	2006 Dodge Caravan SE 3.3L Interior lights VIN: 1D4GP24R96 I have a 2006 Dodge Caravan Se that I have a problem with the interior lights flashing any time the any door is open. The vehicle came in with a dead battery concern and was isolate to a 70 millamp draw on fuse 24 powering the BCM and IPC. Once IPC was disconn...	View
	1995 Ford F Super Duty XL 7.3L fuel in coolent VIN: 1FDLF47F1S fuel in coolent. replaced coppers a week ago and rad and hoses. now same thing again.	View
	2002 Ford Explorer Sport 4.0L Brake hose VIN: 1FMZU7UW02 I have an Explorer that keeps breaking the left rear brake hose near the banjo fitting on the caliper. We have replaced the brake line 3 times and it is coming back monday with another broken line. 1st 2 hoses were aftermarket and the 3rd was from Ford. Cannot...	View
	2007 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire, MIL Lamp on, timing chain noise VIN: 1FTPW14V37 This truck came in with inttermitent vibration, missfire, and knocking noise when coming to a stop. It took us a week of test driving this truck to verify complaint, but we did. There were no codes stored and no driveability concerns. When we finally experienc... Trouble codes: P0012, P0022	View
	1999 GMC Jimmy SL 4.3L rear hatch glass VIN: 1GKDT13W4X i am having a problem tracing down the reason that the rear hatch glass is intermittingly poping open. it is causing the interior lights to com on un knowingly , in result the interior lights drain the battery. i have been unable to duplicate the problem and t...	View
	2001 GMC Sonoma SL 2.2L monitors VIN: 1GTCS14531 truck will not set evap and secondary air pump monitors? there are no pending codes, everything checks out, air pump does run and is getting to the exhaust, pcm has been flashed, over 2000 miles and it still wont set and the cel will not come on?	View
	2005 GMC Sierra 2500 HD 6.6L battery draw VIN: 1GTHK23235 hello, i have this truck that the batteries will go dead after 1-2 days of truck sitting. i have checked for a draw and i have about 165-170 milliamps. sometimes though i have had a draw upwards of 5-6 amps. the positive battery connections (the main fuse box,...	View
	1994 Honda Accord EX 2.2L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: JHMCD5662R So... We replced all of the above, and before you post ANYTHING, ALL timing marks, and ingnition timing are SPOT ON! Not off at all! After repairs were made (using ALL Honda parts), I went to test drive the vehicle and backing out of the shop everything was fi... Trouble codes: 21 (VTEC Solenoid Valve circuit malf.)	View
	1998 Honda Civic EX 1.6L rpm gauge VIN: 1GHEJ8645W Rpm gauge fluate up and down when driving or sitting sill. Also notice when driving 25 speed, Rpm like over speed indicated mph, sometimes go's to the bottom of gauge.	View
	1998 Isuzu Trooper S 3.5L Cuts out, Stall VIN: JACDJ58X2W this vehical come in the shop with a stalling and engine lite on. only code is po101 mass air flow replaced 2 sensors and same concern.tired a new map sensor and still have same concern. checked intake for leaks using carb cleaner and a smoke machine.no leaks ... Trouble codes: P0101	View
	1975 Jaguar XJ12 L 5.3L no injection signal VIN: UG2R553710 Hopefully some help from technicians that are familiar with the fuel injection triggering system. Rotor in distributor was replaced before I got the car with one that does not have the magnet on the rotor. This unit uses a trigger board with 2 reed switches. I...	View
	1993 Jeep Grand Cherokee Laredo 5.2L steering box VIN: 1J4GZ78Y3R One year ago this Jeep was towed in with 2 broken mounting bolts and 1 ear of steering box broken off.I installed a used box and 3 new bolts from the dealer.This morning it was towed in again with the same problem.I called the local Jeep dealer they have not h...	View
	1996 Jeep Grand Cherokee Limited 5.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1J4GZ78Y3T This vehicle belongs to a friend of mine.He says the problem started when he left the engine idling one day he had visited a friend.When he came out the engine was misfiring.It will misfire at idle or at highway speeds.When I got the vehicle I pulled the spark... Trouble codes: P0300 (multiple misfire), P0308 (cylinder 8 misfire), P0302 (cylinder 2 misfire), P0305 (cylinder 5 misfire), P0304 (cylinder 4 misfire)	View
	2001 Jeep Grand Cherokee Laredo 4.0L startsrunstalls VIN: 1J4GW48S81 hi guys. i would like to say thankyou in advance. i have tried to scan body mod. no comunications voltage meter not registering with key on, drivers door window master control not working. starts up runs as if skim not working, contacted customer for second ke... Trouble codes: P1687	View
	1996 Mazda Miata 1.8L Misfire VIN: JM1NA3535T Help. This 1996 mazda miata has cooked 3 coil packs. customer on highway and engine dropped 2 cyls. towed to mazda dealer in Maryland. they diagnosed and installed new coil pack.costomer picks up car and drove 160 miles in Virginia, coil fails again. tows to m...	View
	2003 Mazda 6 S 3.0L Misfire, MIL Lamp on VIN: 1YUFP80D13 We have this Mazda that is setting a cyl. 4 misfire code only when held above 3000 rpm. I have swapped coils, injectors, spark plugs, and replaced uppper plenum seals with no change. I have confirmed pcm is identifying correct cylinder by removing coil from pl... Trouble codes: P0304	View
	1992 Mercedes-Benz 300D 2.5 2.5L Excessive Emissions, Misfire VIN: WDBE345T6N Attention Benz Diesel Masters... Need a little help on this one. Car comes in about a month ago with a fuel leak from the delivery valves- No big deal, order the seals, Replace the seals and torque them back down. All leaks are gone but customer mentions the e...	View
	2001 Mercedes-Benz E430 4.3L Starting VIN: WDBJF70J01 car was towed in. car died while driving. key would turn in ignition switch, but will not turn over / start car. we read the diagnostics. no power to the control module (113 153 00 79) ordered new module from Mercedes Benz with VIN number. MB sent new module. ...	View
	1988 Mitsubishi Starion ESi 2.6L Excessive Emissions, Poor Fuel Economy VIN: JA3CC54N4J Failed CA smog for high co 9.9% Help. ( =	View
	1998 Nissan Maxima GLE 3.0L heater switch VIN: JN1CA2107X this car only has hi blower, the middle ones dont work. I checked all fuses and could not find any relays. Is there a reastat like the old cars located somewhere or a relay i cant find or is it the switch. Any help is appreciated	View
	2004 Nissan Altima SL 2.5L heater core VIN: 1N4AL11E04 Hi Guys,Customer complains of no heat at idle.Cooling system is full,There are no leaks or signs of cylinder head problem.Operates at normal temp.1 hot 1 cool heater hose at core.but when you bring RPM up to 2000 great heat.let it idle starts to blow cold agai...	View
	2006 Nissan Altima SL 3.5L noise VIN: 1N4BL11E26 has a whine noise that increases with rpm, similar to power steering whine. removed drive belts and still there. seems to be loudest in the front of the engine/timing chain area. has any one seen this before. have found tsb on whine/buzz noise and it says to r...	View
	1997 Oldsmobile Aurora 4.0L MIL Lamp on VIN: 1G3GR62C9W 1997 olds arora 4.0l evap p0440 found leak but the ftps is not showing voltage or inches in h20 in tank tested ftps resistance was veary high also checked 5 volt referance on sensor it was ok the new sensor did not fix problem. if anybody has any input please ... Trouble codes: P0440 (evap small leak detected)	View
	2000 Oldsmobile Silhouette GL 3.4L Hesitation, Surge, Cuts out, Stall VIN: 1GHDXO3E4Y car came in with intermittent cut out condition and stalling periodically. no check engine light comes on when problems occur. factory tach starts bouncing when the vehicle cuts out. no current or history codes and fuel pressure is good and charging system is ...	View
	2000 Pontiac Sunfire SE 2.2L No Start, Poor Idle Quality VIN: 1G1JC5246Y We replaced The fuel pump because there was no fuel pressure. Now have lots of fuel pressure but cylinders seem to not be getting fuel. (plugs not soaked and no fuel coming out when plugs are out.) changed the coils to a used set on a whim and car fired up and... Trouble codes: P0621	View
	1975 Rolls Royce Silver Shadow 6.8L master cyl Master cylinder was low on fluid, no brake pedal, found fitting left loose from previous shop, tightened. Trying to blead brakes, this system is odd, appears has mechanical booster and dual front calipers etc. Has anyone messed with one of these? Also anyone n...	View
	1993 Saab 9000 CD Turbo 2.3L Poor Idle Quality, Surge, Cuts out, MIL Lamp on, Red TCS light on VIN: YS3CL48M8P Initial diagnostic: Codes: P0113 Intake Air Temperature (IAT) sensor short at bank 1 or open circuit P0120 Throttle Position Sensor (TPS) all embarking for TPS operation P0130 Front heated oxygen sensor all embarking for heated oxygen sensor operation Cleared ... Trouble codes: P0113, P0120, P0130, P0105 (MAP sensor), P0105 (MAP sensor), P0110 (IAT sensor)	View
	1997 Saab 900 S 2.3L Fuel Guage VIN: YS3DD78B7V Customer states that when he fills the gas tank the fuel guage will read full, after driving the vehicle several miles the guage drops to empty. There is no in-between reading. We removed the back seat and gained access to the wiring connectors for the fuel se...	View
	1992 Toyota Camry LE 2.2L No Start VIN: 4T1SK12E1N customer said she was at drive thru at bank and car died i had towed in checked for spark none present checked to make sure it was in time it;s dead on don;t usually work on these so i don;t have much info checked for power at dist doesn;t have any or at ignit...	View
	1997 Toyota Camry LE 2.2L MIL Lamp on, P0401 VIN: JT2BG22K1V car came in with p0401 code changed egr and egr modulator tested for vsv and seemd good drive cycle severall times everything seems ok but airflow... 0.00 constatly readings. Trouble codes: P0401 (egr), DR1VE, CYC1E	View
	2002 Toyota Corolla LE 1.8L Engine VIN: 1NXBR12EX2 Hi: Car came in with an engine vibration complaint. Found right motor mount broken, found cracks on front and rear mounts also. Replaced all 3 and the vibration still there. We also replaced the transmission mount, no fix. We even ran the engine with the harmo...	View
	2007 Toyota Tundra SR5 5.7L Sensor VIN: 5TFBV58157 Hi all We had this Toyota in for tires. M & Balanced the tires but broke 1 TPMS sensor. Replaced the sensor with new unit from Toyota. Have NOT been able to get the TPMS light to go out since. Information is very limited on this unit. Have tried resetting and ...	View
	2000 Volkswagen Jetta GL 2.0L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 3VWSC29M2Y Howdy Techs, here is a weird German VW problem, When cylinder # 4 was misfiring, fuel pump relay would click rapidly causing multiple misfires. Pin testing relay socket no problems found. Has anyone come across this ? Want to ship the vehicle out. Have driven ... Trouble codes: P0300 (Random Misfire), P0301 (Cyl 1 Misfire), P0302 (Cly2 Misfire), P0303 (Cyl3 Misfire), P0304 (Cyl4 Misfire)	View
	2005 Volkswagen Jetta TDI 1.9L battery VIN: 3VWST71K85 vehicle has a 2.1 amp drain in electrical system.all modules communicating with scaner. connect dvom meter ,set alarm retested after 5 hours still 2.1 amp drain. removed fuses one at a time. when removerd fuse 24 in battery fuse box amp drain went to .25 amp w...	View
	1993 Volvo 850 GLT 2.4L heater blower motor VIN: VV1LS5511P Thanks in adance for any help. Heater blower on high all the time with key on, ECC module does not seem to operate at all. The A/C off and REC. lights do not work. Customer said he smelled burning when the problem started. Check power and ground at ECC mod. te...	View
	1999 Volvo S80 T6 2.8L Hesitation, Misfire, MIL Lamp on VIN: XV1TS90D4X Car will start and run, idle a bit rough, check engine light on. Poor acceleration, be do not feel a missfire all of the time, but on accasion it will bump like a plug or coil?? We did test both of the front o2'S, and tested bad. replaced both with no good res... Trouble codes: P0155, P0134, P0300, P0306	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Audi A6 Quattro 2.7L coolant reservoir VIN: WAUED64B7Y This case was opened to help a fellow co-worker. Using all suggestions from others, he was able to eliminate the oil cooler and was suspecting the turbo and or internal engine leakage. The customer chose not to persue further diagnosis of this concern and pic...	11
	2008 Audi RS4 4.2L MIL Lamp on VIN: WUADU98EX8 I found the ecm codes in the second ecu, after some investigation the customer brought the car back to Audi, since it was still under warranty, they seemed to think it was a software issue. Trouble codes: P1923.	6
	2001 BMW 740iL 4.4L MIL Lamp on VIN: WDBAGH8349 Thanks to every who replied.I think the problem was the vanos cam adjuster,but since we didnt have any of the special tools,and they seemed pretty pricey, we decided to send it to the dealer.Thanks for everyones help ,especially Tom from Illinois with the help... Trouble codes: P0011 (CAMshaft pos timing over advanced or system performance bank 1), 033 (inlet camshaft control function bank 1), P0171.	4
	1997 Buick Century Custom 3.1L No Start It is with great joy I can say this damned thing is finally fixed. Thanks to everyone who replied. I decided to concentrate on the fact that the pcm kept setting 3X codes and figured something had to be messing with that signal. I figured the replies that sa... Trouble codes: 1374 (3X signal intermittent).	48
	2002 Buick Regal LS 3.8L all cluster lights VIN: 2G4WB55K62 thanks to everyone who responded it was in fact the ignition switch.you guys are awesome and i am proud to be a member	10
	2001 Cadillac Seville SLS 4.6L Poor Idle Quality VIN: 1G6KF57941 sorry for the delayed response. i replaced the iac motor and reflashed the ecm and vehicle is healed. thanks for all the help kevin [...] Trouble codes: P0506 (idle circuit low), P0507 (idle circuit high).	10
	2003 Chevrolet Suburban 1500 LS 5.3L Rear vertical motor VIN: 3GNFK16Z23 Well, the owner has not returned with the "Home made" circuit board idea of Steve [...] from New Mexico so I can figure out the intermittenly problem with the seat. Contacting the owner and his reply was: "The seat is working all of the time, when it acts u...	4
	2006 Chevrolet Trailblazer LS 4.2L door locks VIN: 1GNDS13S46 thanks for your replies, sorry it took so long to close but first liftgate module from dealer was used out of the box and had to wait for another one, but NEW one fixed it so im happy, also i did pull wiring harness in hinge area no broken wires or poor connec...	10
	2001 Chrysler Concorde LXi 3.2L Excessive Emissions VIN: 2C3AD36J71 Because I just couldn't wrap my brain around putting converters in a vehicle this new I spent a lot of unnecessary time running tests that I really didn't have to. Especially with a air fuel ratio of 14.64 to 1. I should have given up sooner and just put the c... Trouble codes: N0NE.	4
	1988 Ford Bronco XLT 5.0L Cuts out VIN: 1RMEU15H4J Thank you to all that helped with information. This truck really made me think. There were many suggestions that I had already done. I knew I had a lean condition but did not know why. Yesterday I used my lab scope to check the MAP sensor. It was working norma...	26
	1992 Ford Ranger S 2.3L MIL Lamp on, code 222 & 998 VIN: 1FTCR10A8N Turns out that the 998 code was caused by the VPWR or B+ power at the crank sensor was shorting out at the sensor causeing the PIP signal to be different enough to not be the same as the IDM signal at the DIS modual causeing the code 222 ignition code. Replace... Trouble codes: 998 (hard fault code KOER), 222 (right side coil IDM low KOER).	6
	1995 Ford F-350 XLT 7.3L engine braking VIN: 1FTJW36F1S Thank you everyone very much for your input, the final result was as I expected. The tranmission from Ford has been in the truck for over a week, and it works 100% PERFECT! I knew this was the case all along, it's just too bad that Jasper could not identify th...	8
	1997 Ford Expedition XLT 4.6L MIL Lamp on VIN: 1FMEU16WCV Thanks to all the men who offered their expertise on this. It was unanimous as far as the determination and in the end exactly correct. I recieved the majority of responses within the first hour of my post and am thankful for such a valuable resource. Also ... Trouble codes: P0401 (Egr insufficient flow).	19
	1999 Ford Crown Victoria LX 4.6L steering wheel VIN: 2FAFP74W7X sent car to frame shop ,frame rain was bent .pulld accordingly and align with my hunter hawkeye system(just threw that in there from one response saying i had to have a hunter system and hunter training)main queston was is the steering wheel master splined bec...	10
	2005 Ford Expedition XLT 5.4L tpms VIN: 1FMFU16505 This one is fixed. Thanks for all the replies. Problem was our local Ford parts department gave me two wrong TPM sensors, both listed for this vehicle according to the VIN but split by production date. The first sensor was supposed to a change-up part# off of ...	11
	2002 GMC Envoy XL SLT 4.2L air suspension VIN: 1GKDT13S22 first of all I would like to say thank's to the five member that bother to reply, problem was the compressor with no compression, replaced compressor and everything went back to normal, and like one of the member suggested i'd sprayed fommy water over air bags...	5
	2006 Hyundai Sonata LX 3.3L Door Locks VIN: 5NPEU46FX6 Thanks for all that responded. I have already had the vehicle in to recheck the work done and found no broken, or pinched wires. I did also check for connector tightness, and found no issues. I am advising the customer to taske to the dealer for further diag.	10
	1989 Jeep Wrangler 2.5L No Start VIN: 2J4FY19E4K Think we have narrowed down the problem. The crank sensor measures out correctly, both at the sensor and and the ECM connector. Everything checks out. We believe the connector to the ECM is defective. Found a TSB from Jeep regarding this connector. They h...	8
	2004 Jeep wrangler 4.0L engine VIN: 1J4FA39SX4 well all: we inspected the waterpump and the impellers and condition was right on...we also sent the radiator to be flow checked and low and behold it was really really clogged, opted for new as cleaning wouldnt get all the crude out thanks to all who helped m...	14
	2004 Jeep Grand Cherokee Laredo 4.0L No Start VIN: 1J4GW48S14 Nightmare is fixed. i had more than 1 problem. at first i had no fuel pressure but i had spark bc it ran with starting fluid. replaced pump and now no injector pulse. no fuses or relays were blown. i still had communication with the computer and all but l... Trouble codes: P0753, P0743.	14
	2002 Kia Sportage 2.0L cam indexing VIN: KNDJA72335 thanks for the input. the dowels correspond to the sides. understandably its always better to be safe with a question and finish the job correctly than have to redue because of ignorance. i certainly appreciate all you guys for the response. car is done and g...	5
	2003 Land Rover Freelander S 2.5L 4wd VIN: SALNY22243 Thanks for the replies. The one reply back from Anthony pointed us in the right direction. We have returned the truck to the customer. The problem was an alingment issue with rear sub frame, drive shaft and the engine. All were out of place. Like I stated ...	4
	1997 Lincoln Town Car Signature 4.6L Excessive Emissions VIN: 1LNLM82W5V thank you to Raymond [...].got a cap from salvage yard and drilled put shop air to tank(15 lbs) and no pop.tank vent is bad .thank you	3
	1996 Mercury Grand Marquis GS 4.6L interior lights VIN: 2MELM74W74 Thank you for all the help guys. It ended up being a bad door ajar switch in the drivers front door.	7
	2001 Nissan Sentra XE 1.8L Poor Idle Quality, Stall VIN: 3N1CB51D91 thanx for all the replies, the problem was the maf sensor, the strange part was there was only 0.1 volt difference in the output between the new part and the old part. usually the maf sensor causes the car to run lean instead of rich but this was the rare exce...	5
	2002 Nissan Sentra GXE 1.8L head gasket VIN: 3N1CB51D92 We removed the exhaust manifold and found no evidence of coolant when system was pressurized. Figuring that there must be excess coolant in the exhaust I ran the car for several minutes and the coolant boiled off. Thanks to all for responding so quickly.	7
	2003 Saturn L300 3.0L vacum VIN: 1G8JW84R73 hay this one had a leaky intake gasket and it damaged the cat. as soon as you start driving up a hill the broken peices from the bank two cat. would clog the rear cat and start a wiseling noise from the intake. Bac k pressure test at idle was good. jacked up f...	8
	1986 Toyota Land Cruiser 4.2L Poor Idle Quality VIN: JT4FJ60VXH Got plenty of help on this one and here are some of the things I tried:(Thanks to all that responded) intake gasket leaks are very common on these - mine was good had a couple of guys tell me to switch the #1 and #6 plug wires and start the car - it will bac...	12

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