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loosing power and backfiring

4.6K views 4 replies 4 participants last post by  Russ C  
#1 ·
I just bought a 2003 magnum 330 4x4 it runs fine for a minuet then it will lose power and start backfiring if I pull out the choke it regains power but shortly after it will again cut out any ideas on what this could be and how I can fix it