I'm thinking a system reset is the answer but I don't want to erase oil life and mileage data
You need to take it to the sealership and have the ECM reset...
I think I will study the manual before putting my wallet on the Fiscal Jenny Craig
Looking for a Used Impala Limited in your area?
CarGurus has thousands of nationwide listings and the tools to find you a great deal.
Search Chevrolet Impala Limited Questions
Chevrolet Impala Limited Experts
David Puckett un-googling
Related Models For Sale