Fixing a p0455 – p0442 on a 2003 Jeep Cherokee

The preliminary install started much like any other. Check Engine Light is on, plug in my incredibly good priced ElmScan 5 Compact USB OBD-II Scan Tool & OBDWiz Engine Diagnostic Software (423001) from Amazon (affiliate link) to pull the code Continue reading Fixing a p0455 – p0442 on a 2003 Jeep Cherokee