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cumminsdr, Mechanic
Category: Medium and Heavy Trucks
Satisfied Customers: 3677
Experience:  All types of Cummins applications
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I do have a 99 peterbilt 330 sametimes it doesn't accelerate

Customer Question

Hello i do have a 99 peterbilt 330 sametimes it doesn't accelerate and the yellow checking light turn on for like 10 second, and i usually stop it turn the key off for like 5 minutes when j restart it runs pertfect for like 30 min and start the accelerate up and down.
I m scare about this it look like somebody do this.
It's all ready put on
Injector is new
High pressure oil pump new
Turbo new
Can you help me.
Submitted: 1 year ago.
Category: Medium and Heavy Trucks
Expert:  cumminsdr replied 1 year ago.

You should have the ecm on the engine scanned by your dealer to find out exactly the cause of the check engine lights. It could be as simple as the throttle Position sensor starting to fail. Please don't forget to rate my service