Drop in fuel mileage
You could try cleaning the pre-cato2's with electrical contact cleaner orjust anon-residue cleaner...carbon builds up and can effect their performance. And like Hardin said...cleaning the TB wouldn't hurt at all.
For the o2's - https://dodgeforum.com/m_1102906/tm.htm
For the TB - https://dodgeforum.com/m_1050644/tm.htm
EDIT: Added links
For the o2's - https://dodgeforum.com/m_1102906/tm.htm
For the TB - https://dodgeforum.com/m_1050644/tm.htm
EDIT: Added links
So clean up the trottle bodies,,, and maybe dump some injector cleaner in the tank? Anyone have a brand they like?
Maybe the winter fule mix is just worse this year...[:@]
Maybe the winter fule mix is just worse this year...[:@]
It only takes one tank of gasoline with higher sulfur
to "poison" the oxygen sensor's ceria solid electrolyte
On Chrysler vehicles one tank of gasoline with higher sulfur
can also cause the fuel tank level sensor to permanently malfunction
by corroding the metal resistor strip
to "poison" the oxygen sensor's ceria solid electrolyte
On Chrysler vehicles one tank of gasoline with higher sulfur
can also cause the fuel tank level sensor to permanently malfunction
by corroding the metal resistor strip



