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moparfl, ASE Certified Technician
Category: Chrysler
Satisfied Customers: 6330
Experience:  ASE and CHRYSLER Master Tech 30 years Chrysler Dodge&Jeep Dealership Exp
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Chrysler 300: 2.7 engine..2006 model..plugs replaced..a mild miss

Customer Question

i have a chrysler 300 2.7 engine 2006 model and i had plugs replaced @100000 miles but i have notice prior and after a mild miss at alight and with the the a.c on i notice like a lower than normal rpm idle which seems like a shake in the car acceleration is good had throttle body and injectors pro clean and the odd thing is no service engine light or codes is this a common problem
Submitted: 6 years ago.
Category: Chrysler
Expert:  moparfl replied 6 years ago.

Welcome to JA. No this is not a common problem and may be from one of the coils that is getting weak. If you can get a scan tool that will read live data you will be able to see which cly is misfiring.Until you get a strong misfire its not going to set a code.