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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15181
Experience:  GM Grand Master Technician 2007. 14 years experience.
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I have a 2003 carlo 3.8 just put a used engine in runs

Customer Question

i have a 2003 monte carlo 3.8 just put a used engine in runs great sounds good .now when i put into gear and give gas i lose power.now on live data it shows no misfires until you put in gear 1-6 mis fire any ideas
Submitted: 1 year ago.
Category: Chevy
Expert:  Jerry Newton replied 1 year ago.
Did you use your old computer that came with the car, or the computer that came with the replacement engine?