They preheat the air in the cylinder to make starting easier. they actually heat the diesel fuel to make starting easier
If it is a diesel engine it could be the glow plugs.
There is a chance of it, that engine has glow plugs, starting fluid can explode when the glow plugs come on causing engine damage. Before using starting fluid on this type engine, make sure glow plugs are not plugged in, and can not come on.
the glow plugs are located inside the the valve covers on the engine' the wire harness goes thru the cover gaskets.so this is a major job.if you break a gasket while removing, they cost about $70 , each to replace. you also need special tools to remove glow plugs. it is much easier and safer to take the truck to a reputable diesel mechanic.
glow plugs
Possibly one or more bad glow plugs. try replacing your glow plugs.
No , a diesel engine doesn't have sparkplugs It could have glow plugs
none a diesel does not have spark plugs it has glow plugs and depends on the engine and if its a 350 it has 8
Combustion chamber
Glow plugs and injectors are two different parts of two different engines. You may be referring to glow plugs or spark plugs. If you have a diesel engine, you will have glow plugs. If it is gasoline, it is spark plugs.
Depending on model, this engine may not have glow plugs. In engines with glow plugs, they are located next to the injectors on the top of the engine, under the plastic cover.
Diesel
glow plugs do not fire glow plugs are used to heat the chamber where the diesel ignites diesel is not ignited by a spark diesel is ignited thru compression
It doesn't have any spark plugs but it does have 8 glow plugs.
Because it is winter, it is cold and you have a diesel engine. They use glow plugs to help ignite diesel in cold weather. Have the glow plugs checked.
no glow plugs
If it is a diesel engine it could be the glow plugs.
Most unlikely. Glow plugs simply preheat to allow the engine to turn over from cold.