Quote:
Originally Posted by lahomer
when the truck is under power it misses and spark knocking. whats the problem? but dose not do it all the time.
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Welcome to AF.
To help you with the problem we are goig to need a lot more info.
LIKE
Any check engine or flashing check engine lights or codes?
How are the plugs and wires and dist cap and fuel pressure?
Low fuel pressure and bad plugs and wires are the main cause of engine a miss.
A long with many other things.
How many miles on it and how many miles on plugs and what kind of plugs?
What is fuel pressure readings?