truck hesitates after 5 mins of running. Starves or runs lean. Wont excelerate .
What is your question?
Truck starts hesitating backfiring wont accelerate. Have to pull over for a few minutes after 5 mins. driving. Acts like its too lean. Been having this problem for about 5 mos. Wont pass smog. Replaced everything u can think of. maf replaced. Replaced map tps distributor cap and rotor spark plug wires and plugs cmps fuel pump and filter alternator battery and computer. Truck makes ticking sounds and i believe theres a piston slap noise.
What makes this problem better or worse?
worse when engine is hot
How long has your 1998 Chevrolet C1500 had this problem?
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CORRECT fuel pressure is critical for these engines !!!