Question about 2000 GMC Yukon Denali
I changed plugs cleaned maf all sensors on and around the intake, also removed intake and cleaned injectors and throtle body double check everything it has fuel at 60psi and spark but i had a freind start it and had my hand on the air intake hole where air filter is and had to much suction it made my hand red it would stay on a little bit longer but turned off. need help.
Your getting too much air in chamber on igintion probly cause by a faulty intake and or a faulty tps (throttle positioning sensor) sounds like intake is sucking more air that fuel which is giving a bad air fuel mix in chamber also try checking your mass air could be faulty as well
Posted on Feb 10, 2009
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Posted on Jan 02, 2017
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