TRUCK DEVELOPED A MIS AFTER I CHANGED THE BATTERY AND AIR FILTER.
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HAVE ALREADY CHANGED SPARK PLUGS AND WIRES,TOOK OFF MAF AND GENTLY CLEANED,PUT HIGH OCT GAS IN,HAD AUTOZONE PUT COMPUTER ON IT TWICE AND THE RESULTS WERE CYL 1 MISFIRE AND RANDOM MISFIRE THE SECOND TIME THE RESULTS WERE CYL 1 MISFIRE @ 0 TO 1000 RPMS.SEEMS TO MIS THE MOST AFTER SHIFTING GEARS. ANY INSIGHT TO HELP ME FIGURE OUT WHATS GOING ON.
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Popular Answer
big01_dramon Apr 25, 2012
What did you clean MAF sensor with? They are finicky sensors. It could cause a random misfire. Try tapping on the MAF while its running. If you notice and change in the idle you need to replace MAF sensor.
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