Exhause leak? Bad Muffler? Leaking or cracked exhaust manifold? Bad EGR valve?
www.motorcraft.com shows (.044 inch ) plug gap on the 1989 F150 300 cubic inch ( 4.9 L ) straight 6 cylinder engine
sure can!
No , there is probably an EEC TEST connection in your engine compartment
The coolant temperature sensor on a 1989 Ford I6 4.9L engine is located on top of the engine, in the intake manifold. It notifies the engine when to turn on the cooling fan.
www.motorcraft.com doesn't list a DPFE sensor for the 1989 F150 with a 4.9 L ( 300 cubic inch ) straight 6 engine
engine light comes on and off. when light is on it hesitates and transmission slips. what could cause that on a 93 F150
The 1989 F150 came with a 4.9 L ( 300 cubic inch) straight six , 5.0 L ( 302 cubic inch) V8 or 5.8 L ( 351 cubic inch ) V8 engine
The 4.6 L Triton wasn't used in the F-150 until 1997
The water pump on a 1989 Ford F150 5.0 liter is changed by removing the engine accessories, disconnecting the radiator hoses, and removing the retaining bolts. The pump is then pulled from the block, a new gasket put in place, and the new pump installed.
you could have the : 4.9 L - 300 cubic inch - straight 6 cylinder engine 5.0 L - 302 cubic inch - V8 engine or 5.8 L - 351 cubic inch - V8 engine These are the 3 factory engine offerings on a 1995 F150
if the engine is knocking you could have bad support bushings for the mouter mounts or your engine could be warped do to excessive heat wear
The thermostat may be stuck open.