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Professional Automotive Repair Technical Discussions for June 1, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1991 Chevrolet S10 2.5L Mechanical VIN: 1GBCS10A7M this is a Grumman llv mail truck/s10 pickup powertrain. had spark, and fuel.14 psi on key up. compression was within spec from 100 to 135 psi.installed plugs,wires,cap,rotor,coil,fuel pump and filter. got it running after pump replacement.seemede ok. later... |
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| 2004 Chevrolet Trailblazer LS 4.2L transmission VIN: 1GNDT13S84 Transmission seems to engage hard when shifting into reverse or drive on cold startup.I started vehicle and when I shifted into reverse it seemed to bang pretty hard.I shifted into drive and it did the same thing.I backed out of the parking spot and it seemed ... |
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| 2011 Chevrolet Traverse LT 3.6L engine transmis VIN: 1GNKVGED8B This car was offered for sale. Cust. took delivery then complained of a 'shutter'. road test reveiled a kind of missfire, however, no codes at all in any history. using a solus scanner I watched pids for the ignition and fuel circuts. Particular attention ... |
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| 2012 Chevrolet Sonic LT 1.8L MIL Lamp on VIN: 1G1JC6SH0C Hello , does anyone have a troublesooting procedure for this code ?p2076 can't find nowhere.i can comand it on the scanner on off everything look normal but the imt control valve learn,shows inactive any idea?engine changes how it runs when comanded on and... Trouble codes: P2076 (Imt intake manifold tuning position sensor performance) |
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| 2012 Chevrolet Silverado 2500 HD LTZ 6.6L poor def.quality VIN: 1GC2KYE87C will not let me reset def. quality because #4 egt is at 1832 telling me that the reductant inhibit reason is the nox cat. temp.Swapped egt #3 with #4 egt read ambient air temp.Ohmed wiring back to ecm no problem.ecm seems to be bad, am I missing something? |
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| 2016 Chevrolet Malibu LT 1.5L Electrical VIN: 1G1ZE5ST2G Car was brought in to have the engine replaced. Its the 1.5L Turbo which is known to blow up. Original engine was losing compression on number 1 cylinder. Nothing else about the original engine was wrong other than that. Bought a used engine with 3000 mile... |
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| 2006 GMC Canyon SLE 2.8L MIL Lamp on, VIN: 1GTCS148X6 Vehicle came in with code p0017. also had a bad rattle for about 30 sec on startup. figured timing tensioner was out. tore down. found extremely worn timing components and tensioner with very little tension. replaced chain. using special tools and all timi... Trouble codes: P0017 |
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| 2010 GMC Acadia SLT 3.6L No Start VIN: 1GKLVMED9A We have a GMC Acadia that is a no crank. We cannot communicate with the engine control computer and the check engine light flashes very rapidly. The transmission controller has a code saying it cannot communicate with the engine control. The only other cod... |
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| 2006 Pontiac G6 3.5L Battery draw VIN: 1G2ZF55B66 First off this vehicle is the 2.4l. Wouldn’t allow me to put it in any other way.so this vehicle is my parents car and they are complaining of the battery dying when parked. Vehicle is very well taken care of and new battery was just installed last week by... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2013 Chevrolet Malibu LS 2.5L ac vent temp VIN: 1G11A5SA6D ac pressures High 230 low 40 aprox all fan speeds sensors are with in a couple of psi: ac discharge temp low blower 50 and increase to 80 with high blower door position corresponds with temp change: Ac temp door commanded in special test to cold 38 hot 90+ all... |
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