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Prev Professional Automotive Repair Technical Discussions for April 14, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2001 Buick LeSabre Custom 3.8L Excessive Emissions, No Start, Cuts out, Stall, VIN: 1G4HP54K81
Hello all, The car in question came in with a complaint of stalling and hard starting. Customer explained to us that he already replaced: Harmonic Balancer, Fuel Pump and some fuel lines, Crank Sensor, Ignition Module, Spark Plugs, Relays (which ones unknown)... Trouble codes: P0135 (O2 sensor B1S1), P0440 (Evap), P1351 (Ignition Coil I may have caused this code), P1374 (3x reference circuit problem)
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2006 Chevrolet Cobalt LT 2.2L Steering VIN: 1G1AL15F46
Need help in identifying the noise i thinkl it is the strut mount but the other tech thinks it is a bushing from the center cross member any help is surely appreciated.
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2008 Saturn Aura XR 3.6L Radiator Fan Blade VIN: 1G8ZV57718
Customer was out running errands on Sunday 4-13-14, heard a pop noise then saw Antifreeze Coolant Leaking out & it was Towed in. The Passengers Side Radiator Fan Blade is all broken apart & ruined the Radiator. Just checking to see if anyone has ever seen thi...
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Fixes & Summaries for GM
Fix/Summary Answers
1987 Chevrolet R20 Scottsdale 5.7L no power VIN: 1GCASDFKFH
Thanks to all who took the time to reply. This should have been a no brainer but as i say after i got another fuel pressure gauge and retested i got 13 psi and 1/2 liter in 30 sec. Pattern on scope was great. Still had a gut hunch it was a fuel pump- you could...
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2005 Chevrolet Suburban 1500 LT 5.3L Evap. Sys. VIN: 3GNEC16Z15
THANX ,WE CHANGED THE EVAP SYS. IN THE REAR AND IT TROOK CARE OF THE PROBLEM
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2007 Chevrolet Impala LTZ 3.9L A/C Control Head Compressor VIN: 2G1WU58RX7
Well the car left, so not completely sure, but I think given the nature of this customer(complainer), that as some of you posted, this is normal for this system,(operating as designed).
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2010 Chevrolet Impala LT 3.5L No Start, No Crank VIN: 2G1WB5EN9A
Thank you for everyone's responses. The problem was the ECM. We replaced ECM and programmed module to vehicle. Vehicle now starts and operates correctly. As an FYI, the negative battery cables was pretty corroded and needed replacement. We replaced entire nega... Trouble codes: U0100 (Lost Communication with Engine/Powertrain Control Module ECM/PCM).
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