6.7 cummins problems
 

Bought 2008 dodge 6.7 cummins has codes for both 02 heaters low voltage and looked on scanner they show -2.64 constant no change says filter is full and derated doesnt feel derated and the red throttle control light comes on then sometimes when i barly let off the throttle it will stall ill mat the throttle and it will all the sudden take off and it is also throwing map sensor code