No power up hills
Asked by Hulligan Mar 16, 2017 at 06:24 PM about the 1998 Dodge RAM 1500 ST Quad Cab 4WD
Question type: Maintenance & Repair
On the hwy it runs great on flat road but any hills I
have to gun it it's not the catyletic it checks fine it
doesent seem to be from the fuel pump because
it's got pressure on the fuel bar
2 Answers
First thing I would do is change the fuel filter and measure the fuel pressure during a time that the problem occurs.
enginecreator answered 7 years ago
Yep and it may be misfiring too which means tune up (plugs,wires,coils) or (crank/cam sensors) or bad/dirty/bad connection/no signal to fuel injectors which could also be a ECU.