2005 GMC Sierra "computer" Questions

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Question about GMC Sierra

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...flash code 12 three more times and will resend the codes again, if you get no response from the computer then the computer e-prom may be bad or the computer is bad, if you need a new computer you ...

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Question about GMC Sierra

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if i change from a v6 to a v8 on my 93 mc do i have to swap out the computer? No, they use the same computer. But the prom chips in the computer are different. It will run fine on the 4.3 chip but it ...

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...the ignition sistem from sensors to ignition shuich in wires for igntion in still not spark the computer has to see the motor cranking before it will power up the asd relay and start pulsing the ...

Tranny was shifting roughly. Brought it to friend w diagnostic computer. It registered with the following: transmission component slippage? When computer was hooked up engine lost power. Jumped it and

...crank, I've put a new distributor cap on, and a coil, still will not crank. Do this truck have a computer? yes, it has a computer and the crankshaft sensor is a possible cause, but I recommend you ...

Question about GMC Sierra

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need location of computer for 1997 gmc k3500 Hello Charles: My name is Roger and I Will help. The PCM is located behind the glove box on top of the heater case. The VCM is located under the hood just ...

...power relay wire to the fuel pump. Low PSI at the fuel rail. The pump relay is grounded by the computer, for 3 seconds when you crank the engine, and after the computer sees oil pressure or

Question about GMC Sierra

1 Answer

if i bought a new computer does it need to be calibrated not calibrated but you probably have to take out your prom chip from old computer and put it in the new one, new chips are available also

engine light keeps coming off and on Your computer management system has detected an error. The next step is to pull the codes from the computer and investigate that indication. Something is worng, do

...plug unattached To review, you have two temp sensors, one for the gauge on the dash and one for the computer.  If you unplug the sensor for the computer the reading will be minus 30 degrees or ...

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