ALLSTATE Posted August 13, 2021 Share Posted August 13, 2021 I just bought a 2003 mack granite with only 120k on it has a ai400 motor. i have power the lightning bolt came on now its out no codes no light now. boost was only 22lbs then under load the boost falls off i had it scanned no coeds Quote Link to comment https://www.bigmacktrucks.com/topic/67715-2003-mack-granite-tri-axle-w-ai-400-no-power-and-lightiung-bolt-came-on/ Share on other sites More sharing options...
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ALLSTATE
I just bought a 2003 mack granite with only 120k on it has a ai400 motor. i have power the lightning bolt came on now its out no codes no light now. boost was only 22lbs then under load the boost falls off i had it scanned no coeds
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https://www.bigmacktrucks.com/topic/67715-2003-mack-granite-tri-axle-w-ai-400-no-power-and-lightiung-bolt-came-on/Share on other sites
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