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Prev Professional Automotive Repair Technical Discussions for April 1, 2011
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Help Request Answers
2006 BMW 750Li 4.8L Comfort Entry Access VIN: WBAHN83566
Disassembled and found four wire connector coming out of l/f outer door handle. Wire colors are brown/black, brown/white, black, and white. I have contacted dealer and they say BMW has no heated handles and that this is not normal. Am I to assume that the hall...
2006 BMW 330i 3.0L Oil FIlter Stand VIN: WBAVB33536
I am attempting to replace the gasket on the oil filter housing. I was wondering if I need to remove the intake to gain access to the bolt that is under it, or will I have enough room to snake the bolt out? Thanks for the help in advance.
1995 Cadillac Eldorado 4.6L Mechanical VIN: 1G6EL12Y8F
I have this eldo rado that has a oil leak. rear main sealn and oil pan gasket. mitchell says to do these you pull engine or remove trans. has anyone out there done this and which way shoud i go.
1997 Chevrolet C1500 Silverado 4.3L No Start, Stall, MIL Lamp on VIN: 1GCEC14W5V
I bought this truck from a customer who towed it in at 62000 miles with a no start issue. We checked and found it needed a fuel pump. The customer supplied an aftremarket pump (unknown brand) which was fitted. The vehicle ran great and was then taken over by m... Trouble codes: P0134 (Oxy.sensor), P0135 (Oxy sensor)
2000 Chevrolet Astro LS 4.3L Misfire VIN: 1GNDM19W51
po300 c0de mistfire on cilynder #3 the van caime in wt a burn valve on #3 cilynder we d the valve job, new delco plugs,wires,cap,rotor,new injectors, we check the cat,replace one o2 sen sor, and everyting is good but wen it get hat #3 CILYNDER STAR to mist, an...
2002 Chevrolet Impala 3.8L races VIN: 2G1WH55K72
Hi group. This vehicle will slowly raise idle to 2500rpm and above.I have a Tech2 and all the pids seem normal except rpm and desired rpm which is about 650-700. The actual rpm slowly climbs up along with the IAC counts which go up to around 170 and never lowe...
2004 Chevrolet Impala 3.8L noise VIN: 2G1WF55K05
we have this 2004 impala, every time we slow down to stop, just before it stops at about 5 to 10 mph we hear a what can be described as a burping noise. It happens either with the brakes applied or coasting to stop without braking. weve replaced front brakes a...
2006 Chevrolet Silverado 2500 HD LT 6.0L Abs VIN: 1GCHK29U56
This truck sets a C0035 left front wheel speed sensor code, I have replaced the EBCM because it was cracked, and the left front speed sensor because the wires were rubbed. If you clear the codes and test drive the code sets emmediatly and the sensor never read...
2008 Chevrolet Suburban 1500 LT 5.3L Door lock, Radio VIN: 3GNFK16338
We see no L/F, R/R, L/R door lock operation. Radio is playing out of front speakers only. Customer states it had a blown fuse but it was not for the door lock controls. He didn't tell me which fuse it was. I checked all fuses and they are good. I found a TSB a...
1970 Chrysler Imperial Crown 7.2L No Start, Stall VIN: 1GTTHUR154
Help, old school Mopar guys, I am the third generation to work on this car in my shop. This is a one owner Cherry Car 300K+ miles. I had to make a house call to get this thing going, it was flooded. Got it back to the shop and found 7 of 8 plugs so oil fouled...
1999 Chrysler LHS 3.5L Unknown VIN: 2C3HC56G8X
Customer is recieving a popping noise frome lf wheel. After doing a tight left hand turn and you start to let the wheel straighten it self out at 15 mph you can clearly hear a loud popping noise that sounds much like a binding ball joint. After making the turn...
2004 Chrysler Town & Country (Van) Limited 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2C8GP64L34
This is an employee's vehicle used for field testing. Have checked the archives for help. Vehicle has been maintained by me for almost 100K. I have found no vacuum leaks. I have switched #2 & #6 fuel injectors with no change. Leakdown test with gauge on front ... Trouble codes: P0306 (Misfire on cyl. 6)
1998 Dodge Caravan ES 3.3L No Start, MIL Lamp on, ldp pump VIN: 2B4GP25R1W
tested first ldp pump was bad replaced. code came back on test drive after restart. recheck ldp pump still ok. check wiring from ldp pump to pcm. wires ok. pcm not reading incoming data from ldp pump output. replaced pcm started and ran sweet 4 times then no s... Trouble codes: P1495
2000 Dodge Caravan 3.0L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 2B4GP2539Y
Hallo every one, I would like to ask you for your help, cause I’m getting my As…handed to me on this one. When I clear the codes and the adaptations and the Fuel trims are zeroed out, and I start the car it will run very rough and it almost seems like its misf... Trouble codes: P0171
2003 Dodge Stratus SXT 2.4L rotors VIN: 4B3AG42GO3
hello,this car has had front rotor problem for years,in 2007 we installed rotors at 38000 miles,in 2008 installed rotors at 48300,in 2009 the front rotors and pads were installed by the local raybestos rep.milage then was 57785,it is now back with rotors warpe...
2006 Dodge Ram 3500 Truck SLT 5.9L Compressor VIN: 3D7ML46CX6
Hi, The customer brought the dually in because a/c wasn't cooling and spring time is starting to heat up. Cut to the chase, A/C Clutch power circuit does not have 12v. From what I understand, Evaporator temperature sensor must be within specs, and pressure tra...
2007 Dodge Charger R/T 5.7L Converter VIN: 2B3KA43H07
This is a police cruiser that was brought to me with a driveline vibration that starts around 40mph when the torque converter engages and continues until you slow down to about 10mph. This is the NAG1(Mercedes 722.6) Transmission. Feels like a classic torque c...
1994 Ford Ranger XL 3.0L Timing VIN: 1FTCR14U3R
Hello to all you techs out there .i have a problem with ford,chilton,haynes,alldata,od5,you name them.i replaced head gaskets on this little truck and now i can't find any information on where exactly the crank timing mark should be.i put the crank on tdc and ...
1999 Ford F-350 Super Duty Lariat 7.3L daytime running lights VIN: 1FTSX31F1X
Hi guys, this one i am convinced has a ghost under the hood. It first came in for a battery going dead and we replaced two batteries for being bad. A couple of weeks later it came back for the electric vacuum pump always running, even with the key turned off. ...
2001 Ford Excursion XLT 6.8L Power Steering VIN: 1FMNU41S01
Thanks in advance to all for any help, first of all, not a hydroboost system. This system seems to have great difficulty when turning at a full stop, slightly when driving. Wheel seems to almost lock occasionally at mid turn, definately not a ball joint or lin...
2003 Ford F-150 XLT 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTRX18L03
Need help on a f150. Codes are 171 and 175. Rich and lean on opposite banks. Replaced coils and plugs to no result. Replace both front o2 sensors. No result. Fuel trim is a minus 24% and a positive 22%. Compression test was between 165-175 all cylinders. Don't... Trouble codes: P0171 (Lean bank 1), P0175 (Rich bank 2)
2007 Ford Crown Victoria Police Interceptor 4.6L cooling fan VIN: 2FAFP71W67
Group this poilce car came in with no cooling fan. Checked and found alternator out and cooling fan connector and module burnt. Scanned and found code p0480.Replaced with new fan assembly and found that fan will not shut off even with car off. I ran check and ...
1995 GMC C1500 Sierra SL 5.7L Temp Door VIN: 2GTEC19K2S
This is a sublet from another shop. The problem is that temp door goes to full hot and stays there no matter what you do with temp control or air door position control. Other shop replaced heater core and then brought it to me because it always remains hot. Th...
2004 GMC Sierra 1500 SLE 5.3L Poor Idle Quality, Misfire VIN: 2GTEK19T04
This truck has a rough idle and a consistent misfire on #6 and a inconsistent misfire showing on #5. New wires & plugs, swapped coils with other cylinder with no change. There are TSBs for bad ground on head, alarm system interference, intake gaskets, cracked ... Trouble codes: P0300
2004 Honda Civic EX 1.7L Start/Stall VIN: 1HGEM22984
Vehicle has a start/stall condition. Vehicle will run for about 2 seconds then stall. No codes. Immobilizer not at fault(light does not flash). Original plugs fouled heavily. Fuel, spark, compression, cam/crank timing, battery, exhaust restriction have all bee...
2006 Hyundai Santa Fe GL 2.4L pump VIN: KM85C13D36
when cold the steering is normal.after it is drvin long periods some where around 40 miles the steering gets real loud and can sometimes feel a pulsation in the wheel. we have replaced the pump and flushed it twice once eith bg fluid and second with hyundai fl...
2004 Land Rover Range Rover HSE 4.4L turn signals VIN: SALMF11404
Hello Fellow Techs, The turnsignal indicators on the dash don't light up when using both left and right turnsignals.All turnsignal lamps function correctly.I checked bulbs,all fuses and grounds for the instrument pack. Wiring schematic shows led's for the in...
2006 Mazda 5 Sport 2.3L spark knock pinging VIN: JM1CR29L36
I have here this 06 Mazda 5 with a 2.3. THe engine runs great, no codes, however, its constantly pings or has constant spark knock. The mass air flow was replaced to try to fix this and it did not improve. The engine was rebuilt about 15k miles ago. compressio...
2001 Nissan Sentra GXE 1.8L Misfire VIN: 3N1CB51D71
Missfire on no.3 cylinder only, before we had # 2 & 3 with no spark.Replace the computer & proggrammed at the dealer,now we have only # 3 no spark , i have 1.66 volts from the ecm to the coil power transistor circuit, the rest are 3.68 volts. Any suggenstions? Trouble codes: P0303
1998 Porsche Boxster 2.5L Misfire VIN: WP0CA2983W
Vehicle has a misfire cylinder #1 swapped ignition coil and spark plug problem still at #1.Checked fuel pressures good. Checked injector is getting power and pressure drops when we activate #1 injector.Performed compression test 135 lbs across the board.Alldat... Trouble codes: P0301 (Cylinder 1 misfire)
2001 Saab 9-3 2.0L MIL Lamp on VIN: YS3ED48E21
This car came in with code P0101 (Maf perf problem) and P0455 (large evap leak). The customer had another shop trying to fix this, and they had put in two MAF sensors, an AF and replaced some vacuum lines. We repaired the evap leak, smoked the intake, and repl... Trouble codes: P0101
1997 Saturn SL1 1.9L No Start VIN: IG8ZH5282V
After Extensive checking found burnt wire, (looks like ground wire at ignition switch) followed to grounding block near bulk head under dash seems to stop there have computer data and intermittently will try to start and has started and ran for awhile till shu... Trouble codes: P1599, P0512 (testing and results)
2004 Saturn Vue 3.5L Unknown VIN: 5GZCZ53424
This vehicle is equipped with the Honda engine and transmission. I have not experienced the customer's concern and there are no codes set, and the transmission fluid is clean and full. But on a fairly consistent basis, when the vehicle is first started in the ...
1992 Toyota Pickup 2.4L No Start VIN: JT4RN93PXN
engine turns over fine,fresh battery,starter sounds good,has no spark and code 24 is only code after i cleared codes.before had 12 13 24,.only code left is 24.can`t find IAT!!..Is integrated w/maf? if so how can i test to make sure.don`t have pcm s... Trouble codes: 24 (iat sensor)
1994 Toyota Camry 3.0L Cooling Passages VIN: J2ESV228H3
This is an engine swap with a Japanese/less-than-50,000-mile-engine from Engine World in California. When I started tearing off the accessories I started to worry. The t-belt was really loose and it turned out to be one tooth off (free wheeling engine), the t...
2001 Toyota Celica GT 1.8L Poor Idle Quality, Hesitation, Misfire VIN: JTDDR32T01
Car falls on it's face when you go to take off hard. some times will back fire. runs fairly smooth at idle. seems like it has no power when driving. I checked for good spark at all cylinders and replaced plugs to make sure. compression readings are between 165...
2005 Toyota Matrix 1.8L Surge, Cuts out, Misfire VIN: 2T1KR30E25
Customer says car runs rough, misses and bucks at times, sometimes worse than others. Customer added heet to fuel tank and seemed to help for a few days. We have been unable to duplicate symptoms, checked computer data, miss history, codes, nothing there. Visu...
1997 Volkswagen EuroVan Camper 2.8L Electronic VIN: WV2EH8706V
Hello, We install a new reman. transmission unit and a new transmission computer module. Can anyone tell us the basic settings and basic setting procedure for coding the new computer module. Thank you
2000 Volkswagen EuroVan MV 2.8L Vehicle stays running with key turned to off VIN: WV2EH4709Y
Thank you in advance to anyone viewing this. I apologize in advance for the extremely long winded post but I have been stuck on this for two sold days and will take any help I can get. Also note this is a Winnebago model. Customer brought vehicle in for regul...
2005 Volkswagen Beetle GLS TDI 1.9L Mechanical VIN: 3VWCR31C25
We have this 2005 v\w beetle in our shop that came in for a vibration. The vibration seems to be coming from the engine. You can feel it shaking the entire car at idle. If you shut the engine off & then restart it the vibration is gone. If you hold the brakes,...
2005 Volkswagen Golf TDI 1.9L Unknown VIN: 9BWGR61J45
Hi Vw guys, we've got one i'd like your input on. 05 golf tdi w/ 5 speed automatic trans. found car bucks/ hesitates at around 3200 to 3600 rpm. no dtc in system, while driving car at 3200 to 3600 rpm, found transmission would not want to shift into high gear,...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 Audi 100 S 2.8L Transmission VIN: WAUBJ84A1P
Made one good transmission out of two. Replaced crushed crankshaft angle sensor. Now have four speeds forward, one reverse, car will deliver Monday. Customer should have not played "rat patrol" with car.
2000 BMW 323Ci 2.5L All Shifts VIN: WBABM3342Y
I have had a bad customer service experience with this rebuilder and lost their trust early. Turns out, the control module fried somewhere between removing the old and installing the new valve body. If they hadn't kept sending me broken/wrong parts I may have ...
1997 Cadillac DeVille Concours 4.6L Misfire VIN: 1G6KF5299V
thank you everyone for all your help.most of the replies i recieved pointing to head gasket on #5 cylinder. over the weekend i parked the car with cooling system pressurized.monday morning pressure gauge down to 10 psi.disconnect ignition module and crank the ...
1998 Chevrolet Blazer 4.3L Mil VIN: 1GNCS13W5W
Well, this blazer is being sold to a customer. We haven't gotten it to act up since I replaced the fuel tank pressure sensor and gas cap, but also haven't been able to drive it much so I guess time will tell the outcome of this one. Like I said previously, aft... Trouble codes: P0446.
1998 Chevrolet Cavalier 2.2L reverse VIN: 1G1JC1247W
Well this one was an easy fix. I was at the parts house and talked to Russell from A.T.C. in Billings MT. They only do transmissions. He told me to pull the pan and be certain that the reverse/low clutch feed tube was in the proper postition. It wasn't. The tu...
2000 Chrysler Cirrus LXi 2.5L VIN Programming VIN: 1C3EJ56H6Y
Thanks to all who replied. To summarize: To rewrite over an existing incorrect VIN, use a DRBIII at the VIN validation screen press "page forward" and enter the new VIN- that's all! The second need I had was to convince the used computer to NOT look for a SKIM...
1997 Dodge Ram 2500 Truck 5.9L wont turn off VIN: 3B7KF23D8V
Had installed fuel shut off solenoid and have not heard from cust yet so we are in the so far so good stage no news is good news appreciate all the responses cummins are not my bag you guys were great help hope I can help you in future
1998 Dodge Stratus ES 2.5L No Start, Cuts out VIN: 1B3EJ56H4W
Thanks for the help guys! I installed a new distributor and drove through the car wash 4 times... Didn't miss a beat. If anyone runs into this, the cheapest distibutor i found was 120 with free shipping from ebay. included new cap and rotor. not rebuilt, br... Trouble codes: P0420.
2000 Dodge Durango 4.7L compressor clutch VIN: 1B4HS28N2Y
Gentlmen at last it is fixed. It was indeed the PCM as many of you suggested. I was hesitant to change it as the scan tool would work the compressor. Thanks so much for the help...
1996 Ford F-350 XL 7.3L Poor Idle Quality VIN: 1FTJW36F9T
Thanks to everyone who helped. The problem turned out to be a bad injector driver module. We installed the new module and the problem totally went away. We also replace cylinder 6 fuel injector to protect the new module just in case the injector caused the pro... Trouble codes: P0276 (injector circuit low cylinder 6).
2000 Ford Ranger XLT 4.0L power windows and door locks VIN: 1FTZR15X7Y
Problem solved the accessory delay relay was the culprit I tried to activate the relay using snap on Solus and for whatever reason there was no change with powers or grounds to relay. Found by luck this morning I turned the key on with my hand on relay and fel...
2007 Ford F-550 Super Duty XL 6.0L No Start VIN: 1FDAF57P17
the customer has decided to not fix at this time what we found is that icp pressure need to be 3500 psi min. when tested with a mechanical gauge then we also found that the vehical oil pressure gauge was shorted causing it to show oil pressure when there was n...
1989 Honda Civic 1.5L Surge, High idle VIN: 1HGED3651K
2007 Honda Ridgeline RT 3.5L power steering VIN: 2HYJK16447
I should have known better but the aftermarket rebuilt pumps were crap! The original pump was returned to the rebuilder and was overhauled and sent back to us (lucky they are located in our state and made quick work of this). The original whine is gone, steeri...
2008 Infiniti G35 X 3.5L Cuts out, Stall, Start/dies VIN: JNKBV61F38
Group, We mechanically un-stuck drivers side (duel system) throttle plate and car started and ran fine (screwdriver and muscle/finese). Throttles were surprisingly clean. Customer opted to pay for diag and take chances as car was going back on lease in a mo... Trouble codes: P1233 (Electronic throttle accuation).
1994 Jeep Cherokee Sport 4.0L Clutch VIN: 1J4FJ2759R
ok so we replaced the clutch cylinder and the car shifts ok now. we also removed the trans. and replaced the flywheel with a new one. if i had to do it again, i would have tried the clutch cylinder first. let me summarize: we replaced clutch and had flywheel r...
2002 Jeep Liberty Limited 3.7L Unknown VIN: 1J4GL48KX2
I found right rear door switch was sticking.Thank you for all you help.god bless!
2003 Jeep Grand Cherokee Overland 4.7L gear box VIN: 1J8GW68J23
thanks gents found 0 pressure at gear box from cooling fan. bad solenoid but as common sense would tell me had to replace with new fan module \. again thanks all jim
2006 Mazda MPV LX 3.0L Input/tran speed sensor VIN: JM3LW28J36
Removed the rear cover of the transmission and the TSS is right there. I did the repair with the transmission in the car. Just had to lower the trans mount and move a coolant pipe.
2006 Mazda 6 i 2.3L Mechanical VIN: 1YVFP84C76
The problem was the exhaust valve cam had moved on the vvt actuator and all the intake valves were bent (most guys warned me about this too). Head is gone for valve repair, putting new chain and tensioner on, some wear, not taking any chances, found that doesn...
2001 Mercedes-Benz C320 3.2L brake lights VIN: WDBRF64J81
seem's like when I had to recharge the battery, everything got reset and started to work properly, I still don't get it since I didn't do anything else. I suspect that that car will be back. Thanks to all that took time to share information with me.
2000 Pontiac Firebird Formula 5.7L Mechanical VIN: 2G2FV22G6Y
Customer declined repair at this time. Removed transmission a second time and ran engine for a longer period. The noise did come back with transmission removed. Told customer it was in engine. Not for sure what is causing noise. Alex from georgia said roller l...
2005 Pontiac Sunfire 2.2L Steering VIN: 3G2JB12F05
2006 Pontiac Grand Prix 3.8L No Start, MIL Lamp on VIN: 2G2WP55216
Okay we replaced the MAF sensor on this car as a few people have suggested and let the customer drive it for a month and all is well and working fine. Trouble codes: P0068 (Map maf sensor correlation), P0101 (Maf circuit range performance problem).
2001 Toyota Avalon XLS 3.0L Misfire, MIL Lamp on VIN: 4T1BF28B51
System wants this request closed today so here is the update: This vehicle left and was running good for three weeks with no issues. Now is back with codes for all cylinders misfiring but one and a no start this a.m. seemed to hydrolock while cranking, so pull... Trouble codes: P0300 (Random Misfire), P0301 (Misfire 1), P0303 (Misfire 3), P0305 (Misfire 5).
2005 Toyota Sequoia Limited 4.7L Hesitation, MIL Lamp on
In response to the question about item being under warranty. Customer had car at dealer first and was told it was not under warranty. We double checked and were told the air pump was only covered by 3yr/36000 mile warranty. Seems to me air pump is an emission ... Trouble codes: P2440, P1441, P1444.
2000 Volkswagen Jetta TDI 1.9L manifold bolts VIN: 3VWSF29M6Y
Thank you to everyone who replied. I recieved some great advice. I wanted to try all of the different ways to remove them, but only two bolts. So since one of the bolts was tore up so bad I tried the 12 point 12mm socket on the one. That worked really well, an...
2000 Volkswagen Jetta GLS 2.8L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 3VWSE29MOY
Car got back-burnered for two weeks; customer finally called and asked what was going on, he must have said something bad because my boss told him to come and get it and don't come back. My next step (had I had the chance) would have been to set the engine to... Trouble codes: P0343, P1639 (Accelerator pedal position sensor 1/2 range), P0118 (ECT high input), P0420 (Catalytic efficiency), P1128 (bank 1 lean).
2004 Volvo S60 2.4 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: YV1RS61T24
Our loss on this one will, in the future, be someone elses gain.Yes it is fixed as has been delivered. After replacing the camshaft and crankshaft(eng speed) sensors(OEM sensors from Volvo),checking the t-belt marks, chasing wiring and CAN issues(we thought we... Trouble codes: 3000 (Cam position sensor faulty), 990F, 310A, 640A, 640F.
2008 Volvo S60 2.5T 2.5L Engine cooling fan VIN: YV1RH59238
The correct opinions of Justin and Bruce got me back on track. I plugged an A/C pressure sensor (actually Mercedes part # [...]; that is all we had in stock) into the vehivle harness. Next, an adjustable air source was connected to the sensor. Monitored ...
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