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Prev Professional Automotive Repair Technical Discussions for February 3, 2007
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Open Help Requests for All Makes and Models
Help Request Answers
1993 BMW 325i 2.5L ign system VIN: WBACB3316P
the relay that stays on is the white one in the middle of the external relay board attached to the fuse box. i have tried another relay and it seems that the relay ground doesn't go away when you shut the key off. aanybody have any ideas? the cust seems to try...
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2001 Buick LeSabre Custom 3.8L No Start VIN: 1G4HP54K21
hello everyone i have a problem thats got me stumped. this 01 buick came into the shop a couple of days ago with a no start. another tech was looking at it and couldnt figure it out so he asked me to take a look. it had no spark so i went right to the known 3....
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2002 Cadillac Escalade 5.3L heater core VIN: 1GYEC63T82
vehicle originally came in with leaking water pump. replaced with ac delco water pump. customer states that a noise developed under dash after pump was replaced. we were able to confirm noise. when decelerating from above 2,000 rpm we hear a "whoop" noise comi...
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1994 Chevrolet K1500 Cheyenne 5.7L Hesitation VIN: 1GCEK19K4R
Vehicle came in with a very bad hesitation and slowing down the faster you tried to go. I tested the computer with no codes showing up.Tested fuel pressure to find it @ 13.0 lbs. koer. When you test it @ koeo it immediately fell to 0 psi. after peaking @ 13.0....
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1994 Chevrolet Astro 4.3L overheating VIN: 1GCPM19Z3R
this van came in with no thermostat.had new engine from dealer 3 years ago. customer say temp gauge awys stay low.and no repair has been don after engine was replaced.i think dealer had overheating after engine replac. so they removed thermostat . put new ther...
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1995 Chevrolet Blazer 4.3L Hesitation, Surge, MIL Lamp on, NO ACCELERATION VIN: 1GNDT13W8S
car has been giving me problems lately. acceleration is fine but at about 60-70% throttle the rpms go up and the mph go down. its like the car wont accelerate at all. as you let up on gas it catches, and starts to acclerate. this morning i popped a code (po131... Trouble codes: P0131
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1997 Chevrolet K1500 Suburban 5.7L pump VIN: 3GNFK16R1V
Ever since you worked on it...Well this is our family suburban and it started out with a worn out alternator. I disconnected the battery,replaced the alt and slipped the belt back on. Started her up and check the voltmeter-A-OK This is where my simple weekend ...
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2000 Chevrolet Blazer LS 4.3L No Start VIN: 1GNCT18W2Y
Truck towed in no start. Finding 3 problems. With fuel pressure guage hooked up, turn key on and pressure goes to 65 and immediately drops to 0. Then when I turn key off, fuel pump energizes again going to 65 and dropping to 0. Turn to on and nothing. Every ti...
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2001 Chevrolet Suburban 2500 8.1L Fuel Gauge VIN: 3GNGK26G91
Fuel gauge reads empty and warning lamp for low fuel is on when vehicle comes to stops. As soon as you start moving gauge will register again and low level indicator goes off. We bought brand new pump assembly from dealer, installed and had same results. Pulle...
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2001 Chevrolet Monte Carlo SS 3.8L Catalytic converter VIN: 2G1WX15K51
Plugged cat. con. in 4/06. Hole was blown in intake manifold. MAP ssensor replaced. Upper intake replaced. Cat. con. replaced with OEM weld in. Car ran fine for approx. 1200 miles when check engine light came on. Car running fine. Scanner shows catalyst effici...
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2002 Chrysler Sebring LXi 2.7L belt noise VIN: 1C3EL55R12
this sebring is making noise in the serpentine belt. the belt goes around the crank, alternator, a tensioner, and a/c compressor. i have replaced all but the compressor. the a/c is inop. the compressor does not come on at all. the bearing in the clutch is quie...
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1998 Dodge Neon High Line 2.0L engine VIN: 1B3ES47Y6W
This is my vehicle. I brought it into the shop to replace the timing belt. The recommended maintenance interval is 105000 miles, I have a few more, but mostly highway miles. I tried to start the engine to move the vehicle across the shop, it started, then died...
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2001 Dodge Durango 4.7L Electronic VIN: 1BH4HS28N8
hello and thanks in advance to all that take the time to read this request. i have this durango with a reoccurring p1698 no ccd message. there is no diagnostic info available for this particular code, but from what i gather this is a communication problem betw...
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2002 Dodge Ram 1500 Truck 4.7L Poor Idle Quality, Surge, Cuts out, Stall, MIL Lamp on VIN: 1D7HA18N12
Good morning. We have this ram pickup that on cold starts in the morning will set code p1391 surge and cut out.Runs good warm other then will after a while, coat spark plugs with soot from running rich as acts up .have hooked up a scope to check both ckp&cmp s... Trouble codes: P1391
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2002 Dodge Ram 1500 Truck 4.7L Poor Idle Quality, Surge, Cuts out, Stall, MIL Lamp on VIN: 1D7HA18N12
Good morning. We have this ram pickup that on cold starts in the morning will set code p1391 surge and cut out.Runs good warm other then will after a while, coat spark plugs with soot from running rich as acts up .have hooked up a scope to check both ckp&cmp s... Trouble codes: P1391
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2002 Dodge Intrepid SE 2.7L MIL Lamp on VIN: 2B3HD46R52
Vehicle was smogged for customer 1 week ago.Passed no problem.Customer brings car back with MIL lamp on saying it should never have passed and we rigged it.No obvious vaccum leaks,replaced gas cap.Smog guy is closed so I can't get the readings today.I would ve... Trouble codes: P0442 (Emission control system leaksmall), P0456 (Emission control system leak very small), P0442 (Emission control system leaksmall)
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1978 Fiat 124 Spider 1.8L Timing Belt Marks VIN: 124CS10129
I'm looking for the timing belt lineup marks and distributor setup with firing order. My fax # is [...]. I be back in the shop at 0630am-600pm (pst)if someone wanted to fax me. I have to be here to accept faxes. Thank you for reading my request:)
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1991 Ford Thunderbird 3.8L Hesitation, Stall VIN: 1FABP6048M
This vehicle came to me as a hesitation and stall some times of acceleration from a stop, some times hot or cold.Check plugs bad changed check tps appears to be ok but unknow where part came from so but oem in,same thing.As you give it gas of a stop just alitt...
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1998 Ford Expedition Eddie Bauer 5.4L stuck throttle? VIN: 1FMRU18W3W
Customer brought vehicle in, said it felt like throttle was sticking at high speeds. Happened last year during below zero cold spell, then quit, so they ignored it, until it did it again this year during another below zero cold spell. When releasing throttle a... Trouble codes: 1894 (undefined cannot find any information suspect transmission or t/c), 1874 (hall sensor circuit code transfer case)
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2000 Ford F-150 Lariat 5.4L Cuts out, MIL Lamp on VIN: 1FTRX17L6Y
vehicle has an intermittent shut down of ignition system, bucks and snorts at 1700 rpm, will shut engine off and then come back when it drops to 1500 rpm, if you accelerated through it it will run fine, you can drive normally antime over 2000 rpm or below 1500... Trouble codes: P0320 (ignition)
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2000 Ford F-250 Super Duty Lariat 7.3L functional tests VIN: 1FTNX20F7Y
i have had three aftermarket and an ngs scanner hooked up to this vehicle and none would read the vin or current cal id. i just get jibberish in those fields and only the ngs and mt2500 would do the functional tests i.e. buzz test, koeo, koer, perdel. i connec...
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2001 Ford F-150 XL 4.2L clutch, pressure plate, transmisson VIN: 1FTZF18231
Hello techs, I have a truck that's got me stumped. The truck originally came in because it would not shift into gear. Upon inpection I noticed that the slave cyl. was leaking and the resivior was empty. I recommended a clutch kit and a new master because of th...
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2003 Ford F-450 Super Duty XL 6.0L all indicator lights plus the gauges, instrument VIN: 1FDXF46P53
this truck is a vulcan auto loader wrecker.the truck had a warranty up to 100,000 miles and at 88,000 it developes a multitude of problems. the truck was taken to the local ford dealer due to a total shut down situation, will crank but not start. the dealer ca...
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1998 GMC Sonoma SL 2.2L int bat VIN: 1GTCS1441W
Hello everyone, I have this 98 gmc in the shop with a draw on the battery. Lets start from the top. truck was towed in with dead battery, cust installed new battery and in less the 2 days dead. also has service eng soon lamp on. Started by charging batt for 24...
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2001 Honda Prelude 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: JH1234SDF1
Car came in with check engine lite on. Pulled codes using Modis and Master Test (needed both to get all codes).Tested compression to verify compression. OK. Did needed tune service to attempt to correct problem (PLUGS, WIRES, CAP& ROTOR). Problem still there. ... Trouble codes: P0131, 711
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1991 Jeep Cherokee Limited 4.0L No Start VIN: 1J4FJ78S8M
hi everybody, jeep towed in friday, no start, customer installed reman engine, I check it, find no spark. the crank sensor is gone and the bolts are missing. call customer he has bolts no sensor, get new sensor (standard ign.) and install it. now it will spark...
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2000 Lexus ES300 3.0L Hesitation VIN: SGUGOGJOOU
car has a flat spot when you accelerate.It dies on load not all the way but halfway. Trouble codes: P0171
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2000 Mercedes-Benz SL500 5.0L No Crank VIN: WDBFA68F8F
Vehicle towed here from another shop. Apparently battery was jumped incorrectly. Found erratic cluster indicator light behavior and no cranking. Traced cluster problem to open d+ circuit in alternator, replaced, now ok. I cannot communicate with any systems on...
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1998 Plymouth Grand Voyager 3.3L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 2P4GP24R2W
Same song, second verse. Mr Customer returned this afternoon with my favorite minivan. At idle runs rough, noticable misfire. Off idle really breaks down. Under load will hesitate nasty bad, almost stall. Funky odor from exhaust like the cats loaded up. Check ... Trouble codes: 1391 (intermittent loss of Ckp Cmp sync), 352 (coil 2 primary fault)
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2000 Pontiac Bonneville SE 3.8L door locks,power windows,power mirrors VIN: 1G2HX54K2Y
Power windows,locks,door mirrors are inop. I beleive problem is related to body control module. I have replaced body control module with one from salvage yard(same part #)Will this work,or do I need to buy new one from gm and have them flash it? Can they refla...
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1997 Saturn SL2 1.9L Heating system VIN: 1G8ZK5278V
The hose feeding the heater core is coming to proper temp. The hose coming out of the heater core is tepid. That hose is tepid all the way to the overflow bottle, where it tees into it. At first a restricted heater core was suspected, but backflushing it, and ...
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2000 Subaru Outback 2.5L unknown VIN: 4S3BH6U53Y
Hi Guys, we have an outback here. rpm dependendt squeek, lifted car, front diff sounds good, atf looks good. turning front wheels we hear a high pitched squeek, sounds like its coming from rear of trans, what looks like gearbox that feeds rear wheels.havent ye...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 Cadillac DeVille 4.9L Excessive Emissions VIN: 1G6CD53B8P
Thank you for all the help. The MAT senor was melted giving me false readings. I replaced and the computer leaned out and closed the loop. Thank you again for all your help!!!
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2003 Dodge Ram 3500 Truck 5.9L No Start VIN: 357MU48623
R&R all injectors, retested fuel return after new injectors and fuel return dropped from 350mil to 33mil. no problems so far 5days later Trouble codes: P0480 (engine fan), P0837 (not found in scanner nor alldata).
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1992 GMC Sonoma SLE 4.3L hard start VIN: 1GTDT19Z8N
Thanks to all who replied. This one was a bit puzzling. After checking amperage draw on all output devices as suggested and coming up with no obvious problem, I started checking inputs to the ecm. Ultimately, I found that while backprobing and monitoring the O... Trouble codes: 55 (prom fault), 54 (fuel pump circuit low).
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2001 Mazda Millenia 2.3L outer cv joint VIN: JM1TA22281
The vehicle is fixed and delivered. Thank you to all who replied. We use alot of o.e.m. parts but not usually axles. Well we may rethink that on these unique vehicles. Several offered help with where to go for parts or to call them regarding parts. We ended up...
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1997 Subaru Impreza Outback 2.2L coolant loss VIN: JF1GF4859V
Hey All, Thank you so much that you took the time to help. Once again this resource has proven valuable. 14 out of 16 replies saw this as a common complaint ie headgasket, the two dissenters both mentioned possible air leaks or bleeds that were not performed. ...
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2000 Toyota Tacoma DLX 2.7L valves VIN: 5TEWM72N4Y
I want to thank everyone who replied. I tried ATF in the brake booster vacuum port, lots of smoke BUt still ran badly. I used Techron, three time/ three bottles. I ran it until it stalled and let sit for a couple hours, and ran it at 5000 rpm. It ran for 10 mi...
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2000 Toyota Camry LE 3.0L No Start, MIL Lamp on VIN: 4T1BF28KXY
thank you very much for all of your help . Some of your recomend was replace with the dealer part . The problem was defective fuel pump that was from aftermarket and leaked back to the tank . The dealer fuel pump is the one the car needed . The problem that fr...
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2000 Volkswagen Golf GL 1.9L Excessive Emissions VIN: WVW1ERDIES
Well after checking all data blocks and verifing there were no mods made in the adaptations,and finding low boost levels with a good turbo pulled the cat out and replaced with new dealer unit and boost was back up tp 2000 milibar and no more smoke.So I will ca...
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