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JThis code can be set by just about anything. Fuel, spark, compression or timing. You really need a scan tool that can read live data...
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JJohnnyK replied to the thread 2002 Tahoe has a misfire at idle.The fuel pressure is at between 50 and 55 when it's running. Hitting the the throttle makes it go up a little more. I have not cleaned...
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JJohnnyK replied to the thread 2002 Tahoe has a misfire at idle.No fuel comes out of the vacuum line.. I put my finger over the hole and I can feel a small suction while it is running
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JJohnnyK replied to the thread 2002 Tahoe has a misfire at idle.The misfire is so bad that it won't stay running after startup. The Tahoe was running great up until I stopped at a red light. Then all...
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JJohnnyK replied to the thread 2002 Tahoe has a misfire at idle.It doesn't have that ability and it has the factory cam in it
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JJohnnyK replied to the thread 2002 Tahoe has a misfire at idle.My scanner was only giving me a PO300. I've also done a fuel pressure test on it and when I hit the ignition it's at 58 pounds
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JMy 2002 Tahoe misfires at idle. I've replaced everything from plugs, wires,coils, injectors, purge valve and MAP sensor. Nothing has...
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