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Prev Professional Automotive Repair Technical Discussions for May 28, 2014
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Open Help Requests for GM
Help Request Answers
1993 Chevrolet Corvette 40th Anniversary Edition 5.7L No Start VIN: 1G1YY23P3P
No crank, no start, vehicle was running fine, stopped for fuel, went to start acts like clutch pedal is not depressed. Checked clutch switch and ignition crank fuse. We have voltage at the fuse with ignition in the crank position, however no voltage at the clu...
1994 Chevrolet G30 Sportvan 5.7L Steering VIN: 1GBGG39K9R
This is a pretty good size motorhome on a G30 chassis & it drives terrible & gets worse when the wind blows. The shocks have been replaced with heavy duty ones, it has a new pitman & idler arm, we put on a heavy duty rear sway bar, the tires are new 12 ply, & ...
2001 Chevrolet C7500 Kodiak C7H042 7.2L Cuts out VIN: 1GBJ7H1C61
we were told fuel tank was replaced due to water and rust. We changed filers and replaced #1 inj due to miss. truck run fine for several weeks. Then developed air in fuel filters so we replaced all o-rings on other injectors . now acts like starving for fuel u...
2002 Chevrolet Suburban 1500 LS 5.3L Pedal VIN: 1GNFK16T52
I have driven this vehicle for over 50 miles, have not been able to duplicate concern, cust states that the brake pedal goes to the floor intermittently. They will pull over and shut it down, wait for a little while and then the pedal returns to normal. Any id...
2007 Chevrolet Silverado 1500 LTZ 5.3L No Start VIN: 2GCEK19J77
Towed in. No start, no fuel pressure. U0109 DTC stored. Found fuse for FPCM blown, old FPCM will blow fuse soon as harness is plugged in. New FPCM installed, no more blown fuses, will not start, no fuel pressure, no DTCs upon cranking. If I understand correct... Trouble codes: U0109
2007 Chevrolet Equinox LS 3.4L abs VIN: 2CNDL13F67
Hello to all. We have this reoccurring code in abs module. C0040 right front speed sensor. Have checked sensor and wiring with no problems found. Ohmed sensor and compared to left front. Checks ok. No loss of signal while driving, no bad bearing. The weird thi...
2000 GMC C3500HD 7.4L starting
hello techs have this 2000 p chassie 454 class a motor home ,it has no power to the dash gauges,and will not crank act like has no battery, battery good conections good ground good, all fuses under dash good, power to igniton switch coming in in two places,pow...
2001 GMC Sonoma SL 2.2L MIL Lamp on VIN: 1GTCS14501
vehicle keeps setting code p1441 for evap flow during non-purge. I have tested purge solenoid and made certain it is not installed backwards. it tests out good every time. same with fuel pressure sensor and what it should be at with system sealed and open and ... Trouble codes: P1441
1998 Saturn SW1 1.9L Egr VIN: 1G8ZG8285W
Replacing cylinder head and found Egr passage in the intake manifold plugged. Any thoughts as how to clean. There is a core plug in the area but not sure if that is egr or coolant. Appreciate any ideas. Thank you.

Fixes & Summaries for GM
Fix/Summary Answers
2005 Buick LaCrosse CXL 3.8L door locks VIN: 2G4WD53215
Tried two different suppliers from aftermarket remotes, none worked. Ordered OEM part by vin and it worked. Aftermarket remotes aren't always the way to go.
1994 Chevrolet Camaro Z28 5.7L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 2G1FP22P5R
Thank you all who responded. Appreciate it a lot and here's the rest of the story. So before going after the distributor & rotor and/or whole distributor which seems to be the overall favorite I ran a few more tests. I checked fuel pressure - OK (35-40psi) dur...
1996 Chevrolet Corvette 5.7L No Start VIN: 1G1YY3258T
I finally got this one out. After a lot and I mean a lot of time tracing wires I finally was convinced it was the ccm. Found a place that services them. It took two weeks to get it back from them. Installed road tested car all is good with this one.
1998 Chevrolet K1500 Cheyenne 5.0L Engine VIN: 1GCEK14M2W
First of all I want to thank everyone who replied to my request, especially Dan from Texas, as I also think is funny! (and wise) Once again, the demise of this engine was not from 3M roloc discs, but from the engine being unknowingly ran with green coolant in ...
2014 Chevrolet Cruze LTZ 1.4L Ign. VIN: 1G1PE5SB2E
ok guys we got it back from the dealer and they replaced the bcm but that didn't fix it long story short Dave from Nebraska hit on it, the crimp on the neg. cable at the batt. was the culprit, they replaced the cable and all is good now. thanks to all. AND YES...
1997 GMC C1500 Sierra SL 4.3L Mechanical VIN: 1GTEC19W2V
With the replies I got I decided to do the torque convertor and pump. That solved it. Since I did the torque I will never know if the pump only would have fixed it as well. If it was my own I may have tried pump only first but I didn't want to risk a come back...
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