I took my car there to have it Diagnosed to tell what is wrong why my car was surging. I told them I needed costs because I am on a fixed income. The diagnosed why it was running rough and then bought the part and installed it then called me with almost a $500.00 bill. I just wanted Diagnostic done, I could have fixed it myself for $100.00. The problem is... It still surges after they did all that. I changed the EGR Valve and the surge went away... read more