95 XLT 4.0 OHV
The CEL came on recently with no change in performance or drivability.
Checked codes and got:
KOEO: 337
KOER: 337
CM: 337, 122
The 122 is a TPS low code, one that I have had in the past (http://www.explorerforum.com/forums/showthread.php?t=159369).
337
(O,R,M)
EGR...