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Prev Professional Automotive Repair Technical Discussions for May 14, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Buick Terraza CX 3.5L abs VIN: 5GADV23L55
This vehicle came in to our shop with an ABS fault, and had codes C0050 and C0045 which are for both rear WSS circuits. Replaced all of the wiring fron the ABS module back to the sensors, replaced the sensors, no matter what we do the light comes back on ususa...
1995 Chevrolet Lumina 3.1L High idle VIN: 2G1WL52M9S
I have a 3.1L with a high idle and I cannot nail it down. I'm trying to diagnose it without throwing parts at it. I have cleaned the throttle plate and body. I've taken the IAC out and cleaned it. Searched for vacuum leaks and cannot find one. I've even backed...
2001 Chevrolet Astro LS 4.3L check engine light VIN: 1GNDM19W31
Customer came in with check engine light on. P0446 vent control circuit. Replaced shut off valve and smoke tested system, no leaks. Check engine stays off for about a month and about 700 miles of driving. Come in with the same code. Smoke test system again wit...
2010 Chevrolet Traverse LT 3.6L MIL Lamp on VIN: 1GNLRFEDXA
I have a friend with this Traverse that immediately resets this p0008 code. Oil level is correct, I don't have access to service history. Upon researching this code I have seen problems with timing chain wear/stretch. Since I don't have access to a scanner tha... Trouble codes: P0008 (Cam/crank correlation out of tolerance)
2012 Chevrolet Express 2500 4.8L MIL Lamp on VIN: 1GCWGFCA8C
Customer states he can not put fuel into tank for 20 min. Pushing pressure with vehicle turned off. Now tank is venting out of the top of the vent valve into the atmosphere. Strong fumes under car on a hot day idling. Codes for both banks rich and too much pur... Trouble codes: P0173 (Syst rich)
2007 Chrysler 300 C 5.7L hole in piston VIN: 2C3KA63H27
Hi, I thank you in advance for your time. client brought car in stalling, engine knock, cel p1521.He 300 miles prior had had a drip style intake service done at a quick lube. we changed the oil car quit stalling but #4 was misfiring , we found the 2 plugs had ...
1996 Ford E-350 Econoline 7.3L No Start VIN: 1FDKE30F8T
Complaint was hard start & won't go over 35 mph. Truck came in & would not start. It had melted conn. on l/s vc gaskets & r/s is good. I have good power & ground to IDM & don't have 115V dc coming out of IDM. EBP voltage is 1.27v koeo, IPR ramps up to 49% on c... Trouble codes: P1668, P0470
2005 Ford Focus ZX4 2.0L colling fans VIN: 1FAFP34N05
the fans wont run, car came in with code p1285 and fuse no6 blowen, replaced fuse fans would not run tried jumping relay still fans would not run installed new fans now when I jump the relay the fans run but will not run by themselves when u drive down the roa...
2005 Ford Taurus SEL 3.0L MIL Lamp on VIN: 1FAFP56U25
In about a week of driving vehicle turn on the check engine light on with a po 300 code, engine runs fine no complains customer is only worry about the check engine light on,due to emissions, please help me figure this out, customer states that in the morning ... Trouble codes: P0300
2006 Ford Taurus SEL 3.0L Poor Idle Quality, Surge VIN: 1FAFP56U76
thanks for any help in advance. this taurus has a surge at idle. maby 100 rpm. no vac leaks has pending code for b2s2 stuck lean. not stuck lean durnig its duration with me. fuel trims all close to zero. engine load in nuteral hot is 30% seems high.i noticed t...
2004 GMC Envoy XL SLT 4.2L Rear turn signals VIN: 1GKET16S04
This one has me a little baffled here. Originally came to me for no rear brake lights. The center brake light worked fine. I had power to the circuit boards and replaced them with new ones. Now I don't have rear turn signals. I have swapped out bulbs and even ...
2012 Jeep Compass Latitude 2.4L Electronic VIN: 1C4NJDEB2C
Vehicle was a crash victim. I found and repaired the can bus wires to the TCM and now it is online. The problem I am having is that it sets four codes and I cannot clear them. The codes are: U1410 implausible TIPM variant data U140F Implausible Engine variant ...
2008 Kia Rondo LX 2.7L MIL Lamp on VIN: KNAFG52608
Looked at vehicle about two weeks ago for another shop who had replaced front o2s in an effort to clear codes per dealerships recommendation after they looked at it for same shop. Was told shop replaced MAF once with no benefit to fuel trims. I bleed propane o...
2006 Land Rover Range Rover Supercharged 4.2L electric window VIN: SALMF13496
I need some help with the electric windows. None of the windows worked from the master switch. I checked all fuses and they are ok. I removed the master switch and then the drivers window began to work but none of the other ones. The other windows work from th...
2002 Lexus RX300 3.0L heater case VIN: JTJHF10U02
This Lexus is in a garage while the owner goes south all winter. Now he has a rodent infestation in the heater case. I'm sure all the mice are dead,(they certainly SMELL dead) but they have built their home in the heater case above the mode door directly above...
2004 Lincoln LS 3.0L Stall VIN: 1LNHM86SX4
Car starts, idles rough at 350 rpm dies if you step on gas. Added carb spray it smooths out. Also noticed oil temp. reads 1400* and fuel level input says "0" when vehicle has 1/4 tank. Verified it does have fuel. No power, dies if put in drive. Battery 95% Pro... Trouble codes: P2195 (heated 02 sensor B1S1), P2197 (heated 02 sensor B2S1)
2005 Nissan Sentra 1.8L MIL Lamp on VIN: 3N1CB51D85
Hi, looking for info on 2005 nissan sentra, goes to limp mode after driving for a while, with codes p2135 p0123 another shop installed a pcm, throttle body and pedal assembly, what I`m looking for is the location of connector f26 as all my tests seem to have t... Trouble codes: P0123, P2135 (Throttle body)
2008 Saturn Vue XR 3.6L master cylinder VIN: 3GSDL63708
Vehicle came in loosing brake fluid found master cylinder leaking in booster replaced master cylinder and brake booster ac delco new parts after road testing after 10 min brakes binding without touching brake pedal released vacuum from brake booster and the br...
2006 Subaru Forester X 2.5L left intake valves VIN: JF1SG63666
When this one arrived it was not running. Checked for spark and fuel. It has spark and injector pulse. Plugs are wet with fuel. Found no compression on left side of engine. Removed left cylinder head and replaced the intake valves. After reassembly turned the ...
1992 Toyota Celica GT 2.2L Stall VIN: JT2ST87F7N
Engine will start then stall after idling for about 10 seconds (every time). Fuel pump only receieves power in the crank position. Engine will run if fuel pump is jumped at diagnostic connector under the hood. Checked all powers and ground at the ecm all check...
1994 Toyota T100 SR5 3.0L Mechanical VIN: JT4VD20A6R
Hello and thanks in advance. I'm looking for some opinions on reman engines for this truck. I've used Jasper for some recent domestic engines but never for foreign, and haven't used ATK for almost a decade. Any words of wisdom would be appreciated. Thanks agai...
2001 Toyota Tacoma DLX 3.4L MIL Lamp on VIN: 5TEWN72N61
I got this truck with cel light on p1135 code i pulled sensor out and checked ohms reading it has 1.0 ohms cold the light comes on and off as your drive sometimes off for day what am i missing Trouble codes: P1135 (Af ratio sensor heater circuit)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A8 Quattro L 4.2L ABS/ESP/Parking Brake VIN: WAUML44E16
Customer chose to take vehicle and return at a further date for more diagnostic time on this issue. We will take the time to check the wiring and MVB's of wheel speed sensors. Thanks for all the help!
2007 BMW 530xi 3.0L a/c VIN: WBANF73587
This one is fixed guys. Thank you to everyone that responded and gave me different ideas. I definitely got my BMW A/C education these last couple of days. The fix ended up being the expansion valve. (Thank you Greg [...] for making me feel comfortable wit...
1990 Buick Riviera Luxury 3.8L Stall VIN: 1G4EZ13C1L
thanks every one this car is now fixed it has been gone and has not returned after replacing the pcm 4 times with remanufactured computers the problem was finaly solved . I kept getting bad pcms out of the box that would cause multiple other problems Trouble codes: 26 (quad driver module).
1995 Chevrolet K1500 5.7L Hesitation, Surge VIN: 2GCEK19K1S
Almost all of you guys nailed it. New EGR valve took care of it. Still learning every day. Thanks a ton guys!
2009 Chevrolet Silverado 1500 LTZ 5.3L oil prerssure VIN: 3GCEC33099
The good news is this truck is fixed! The bad news is I don't know 100% exactly what I did to fix it. I pulled the pan back off and replaced the pressure reliefe valve on the inside pan rail but I also looked closely at the old valve and could find no proble...
2008 Chrysler PT Cruiser 2.4L odometer VIN: 3A8FY48B98
Thank you for all the help I ordered a used cluster and swapped them all is good now.
2005 Ford Escape XLT 3.0L Stall VIN: 1FMCU03105
I'm going to call it fixed? Just yesterday we replaced all six coils. It hasn't stalled since. It was a pretty bad stalling issue. It would do it here in the shop just setting here idling. Robert from Texas set me on the right track toward a tsb on the i...
2008 Ford Fusion SE 2.3L MIL Lamp on VIN: 3FAHP07Z38
Thanks again to everyone. Checked fuse and relay first. Both working.The costumer does not have extended warranty. However this pump, which is bad has been changed by the dealer twice. So they will replace it again for free. Back to the dealer. Thanks Len. Trouble codes: P2258.
2008 Ford F-350 Super Duty XL 6.4L coolant leak VIN: 1FDWX37R38
Thank you techs for taking time to respond to my help request. I ended up dropping the drag link off the pitman arm which gave me room to get to bolt. Thanks again.
2014 Jeep Grand Cherokee Overland 3.0L MIL Lamp on VIN: 1C4RJFCM1E
2010 Lexus ES350 3.5L head gasket VIN: JTHBK1EG2A
Definetly appreciate responses. I am going to price an engine with the idea of removing and then do an autopsy on front cylinder head in case repairable.
2011 Mercedes-Benz ML350 3.5L Wiper motor VIN: 4JGBB8GB0B
I change out the Hood sensor and the wipers work!! It is the sensor that tills the car that the hood is shut
2006 Nissan Altima S 2.5L Fuel gauge VIN: 1N4AL11E86
Thanks guys, finally installe another cluster and everything is fine .
2007 Porsche 911 Turbo 3.6L camshaft timing VIN: WP0AD299X7
Gave the customer an estimate for the replacement of the camshaft actuator and they choose to bring the vehicle home at this time. Thanks for all that helped. If the vehicle comes back for the repair, I will follow up with this help request.
1998 Volvo S70 T5 2.3L Srs Light VIN: YV1LS5371W
Replies pointed out that we have no choice but to repair wiring harness or connectors as necessary. We bypassed connector under the dash for the wires to the driver's seat belt and gave the car back to the customer. He will not know if it's fixed unless the ...
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