check engine light

What were the codes stored before? The codes should be an alfa numerical code like P0420, or P1345. Each code represents a different system or component. Most shops charge a higher rate for diagnostic work rather than repairs and service as skill level and diagnostic equipment is more expensive. Our shop is $120 an hour diagnostic charge and they normally quote an hour to an hour and half to start diagnostic tests. The code only points to the area the problem lays but replacing parts based purely on the code stored in the computer can be expensive if it does not fix the problem. Evaportaitve Emission problems are common but an independent repair shop that specializes in Chrysler may have seen common problems with certain systems in your car and end up being cheapest in properly diagnosing the problem with your car.