97 1500 4x4 5.2 l
 

Ongoing ECM problems, Dogde put new ecm on, drove home and after two days of sitting Ecm would not communicate with scan tool. Bought reman. Ecm from NAPA drove truck 250 miles , let sit for three days Ecm would not communicate with scan tool. No codes when ECM was installed. Dogde refuses to work on truck again at htis dealership. Does anyone have any suggestions