hesitate when it is idling, it tries to cut off but it doesn't. Chk MAF sensor (mass air flow) first sensor in ducting coming out of air filter. * Use only one foot on the gas peddle - Just teasing. :
...right away and will continue until weather is better i have replaced plugs wires fuel pump filter fuel pressure regulator fuel pump relay coil dist. cap and no better help Change mass air flow
...mass air flow sensor that's bad. The p0171 and p0174 is a lean condition on bank 1 and bank 2, which are the oxygen sensors. Change the mass air flow sensor and that should take care of the p0171 and ...
mass air flow sensor 171 running too rich 174 running too lean can find 429 but it the same lines i believe take out your mass air flow sensor and clean it check it connection if comes back on replace
...mass air flow sensor.It is located by the air filter in the air snorkel.What you can try first is just disconnect it and see if it makes a difference.When I say disconnect I mean the wire connector ...
...mass air flow sensor and the fuse? The mass air flow sensor is in the main air duct slightly past the air box where the air filter it located Its clamped inside the duct so all of the air that comes ...
...Mass Air Flow) sensor measures the volume of air going into your engine. Unfortuneately your 1995 Yukon does not have one. It uses a MAP (Manifold Absolute Pressure) sensor. This measures the ...
...as well. Got any ideas im thinking the ecm first if you have a k&n air filter you damaged the mass air flow sensor next check the fuel pressure low pressure will cause both the problems your ...
...position sensor, idle air control solenoid, or the mass air flow sensor. all three could cause this. a good scan tool will help you figure out which. Most auto parts places will test it for ...
Question about 2004 Yukon
...Mass air flow meter, crank position sensor, Water temp sensor all affect starting problems. Have a diagnostic test done on it to reveal any codes that come up that will pinpoint the parts causing the ...
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