News

Why Your Check Engine Light Might Keep Coming Back After Being Cleared

The Check Engine Light (CEL) happens when there is an issue. If you clear it manually, it may keep returning until the ...
Motor Trend

Truck Trend Garage: 2001 Jeep Grand Cherokee Catalytic Converter Code P0420

Answer:That's a new one for me, and I cannot see it having any effect on preventing a P0420 DTC, but it is illegal. P0420 indicates the catalytic converter has lost its efficiency in reducing harmful ...