I have a rough running engine I purchased Innova I now have 2 codes PO356/PO357 on 2004 Jeep Grand Cherokee

I need to cheeck circuit F and G Primary/ Secondary

by in Roseville, CA on October 27, 2012
1 answer
ANSWER by , October 31, 2012
what motor.trans and is it 2x4 or 4x4?