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Professional Automotive Repair Technical Discussions for June 22, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2013 Cadillac XTS Livery 3.6L No Start, Misfire, MIL Lamp on VIN: 2G61W5S3XD After filling with gas crank time is very long and misses on start up. It only happens after being fueled.. no smell of gas and starts normally other than after being fueled.it is only filled til the fuel pump kicks it off not being forced past that point(not ... Trouble codes: P0300 |
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| 1999 Chevrolet K1500 LS 5.7L Mechanical VIN: 1GNFK16R8X Customer keep coming back and complaining brake pedal is soft & i do agree with him,brake pads & rotors and sliding pins are good, rear cylinders are brand new drums and shoes are new install new master cylinder and bled the system still spongy pedal , any hel... |
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| 2006 Chevrolet Silverado 2500 HD LT 6.0L No Start, Cuts out, Stall VIN: 1GCHC24UX6 This Silverado has not only eaten my lunch but is in the process of finishing my dinner. This is what I have done: 1. Threw in a Delco Crank Sensor, no help. 2. Cleaned all grounds including the famous G103, no help. 3. Checked for excessive crank movement, n... Trouble codes: P0336 (Crankshaft position sensor), P0335 (Crankshaft position sensor), P0068 (Throttle body air flow performance), B1440 (Power mode master input circuit mismatch) |
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| 2008 Chevrolet Cobalt LT 2.2L Stall, Low fuel pressure VIN: 1G1AL58F98 So this car came in for stall at idle. i found low fuel pressure spec is 50-60psi key on ign off only have 28psi so i replace pump and filter with oe parts still have same issue with low fuel pressure has anyone come across this is the a fuel control module fo... Trouble codes: P0171 (Fuel trim system lean) |
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| 2008 Chevrolet Express 2500 4.8L ac compressor pulley VIN: 1GCGG29C38 2008 g20 gm van 4.8l...ac pulley either rusted or broke in 2 pieces and is rattling around both in ac on and ac off position...ac does not work since...my question is can i re and re the ac pulley clutch coil on the van without removing the compressor or unbol... |
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| 2006 GMC Savana 3500 4.8L No Start VIN: 1GDGG31V66 Looking for help guys. Not sure how to get the answer. Van came from another shop. It cranks, but no start. They replaced crank sensor & connected used BCM & PCM. Asked me to reprogram the modules. After reprograming both modules & relearning pass lock, still ... Trouble codes: P1631 (Theft deterrent fuel enable signal not correct) |
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| 1995 Oldsmobile 88 Royale 3.8L No Start VIN: 1G3HN52K8S This car came cheep now the customer knows why! it won't start & run.his wife drove it to the store came out no start.it will not turn over & no injector pulps. A locksmith was called he put a resister in line on the vat. (anti theft moduel) did no good. Now i... |
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| 2008 Pontiac G6 2.4L Clycling Clutch VIN: 1G2ZG57B78 Please refer repair history. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Buick Century Special 3.3L No Start VIN: 3G4AG54N8N everyone has been correct and thanks to all from bottom of my heart.new parts came in aand were defefective. a shorted injector is causing all the problems and m waiting on good new part.car is running just have iron out parts as they come in.thanks to all and... |
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| 1984 Cadillac Seville 4.1L Excessive Emissions, Poor Fuel Economy VIN: 1G6AS6987E Well this one left the shop. Customer decided that he had spent enough money to get a waiver for emissions. I told him if I thought of anything else I would call him. After my update I swapped the MAP and BARO sensors (same sensor) and the readings were the sa... Trouble codes: 45 (Fuel System Rich). |
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| 2013 GMC Sierra 3500 HD SLE 6.6L MIL Lamp on VIN: 1GD422C89D Well once again you guys all came through. We have worked on a few of the Fords and Dodge DPF systems but never a Dmax. Just seems like they don't give too much trouble. It was the indirect injector like all said. With all your help its back on the road ag... Trouble codes: P0420 (p2463-), P2463. |
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| 2008 Pontiac G6 GT 3.5L steerung pump VIN: 1G2ZH57N78 We drained the system and added a bottle of Lucas and havent herd from the customer so many a temp fix for now |
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