Service engine light and traction light on, and syncrorev wont work

Originally Posted by DEpointfive0

Check engine light codes. Get a code reader, or borrow one from an auto parts store to diagnose it

Originally Posted by olddudesrule

Most of the major auto parts stores will have OBDII code readers that you can borrow, and/or clerks that are savvy enough to hook it up and read whatever DTC's (diagnostic trouble codes) are saved on the cars engine control module (ECM). You can buy a decent one at Sears, and the instructions are a breeze to use them. It really helps out with the maintenance and diagnostic work on any modern car.