Most comin failure on these cars is the opti-spark distibutor
Ignition switch
your coil pack is defective.OR you have a vacume leak.
fuel system check engine light on was diagnose as being the fuel sensor now car cuts off while driving What would be the problems? You think maybe the fuel sensor could be bad? It's nice when the check engine light gives you the answer
A 350 engine will idle good but cut out and run rough while driving if there is a vacuum leak. This causes too much air to enter the engine under load.
Need to know year and engine size, That will help us answer your question. it's a 7.4 454 engine in a 1996 GMC suburban
Sounds like cam position sensor , when it starts going out it affects the timing causing the car to jerk and run badly
check your mass air flow sensor
main relay
The glow plug warning light typically indicates an issue with the engine's ignition system, particularly related to the glow plugs that help start diesel engines. If this light comes on while driving and the engine cuts out, it may signify a malfunction in the glow plug system or related components, such as the fuel supply or engine management system. This can lead to inadequate combustion, causing the engine to stall. It's essential to have the vehicle diagnosed by a mechanic to identify and resolve the underlying issue.
The speedometer may cut off and they engine may splutter due to the Glow Plug Relay. It could also be the water temperature sensor.
It cuts off the engine while you start it up.
depending on what car it should cut out because the engine is being sapped of the power by the a.c and the gearbox stalls espicially up hills.