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where is the fuel pump reset button or relay switch located on a gmc sierra 2003 and how do i get to it?
Gmc does not use inertia/reset switches.
The oil pressure sending unit on a 2005 GMC Sierra
GM vehicles are not equipped with a fuel pump inertia switch.
What about it?
It is on the engine fire wall just under the passenger side windshield wiper.
Usually located on the driver's side of the transmission mounted on the shift linkage.
fuel pump oil presssure switch is at back of motor just under the dist.On a v8
It is located under the driver side dash bourd. The relay switch will most likely have the "Ford" logo on it.
No.
The oil pressure is located on the side of the engine block. The switch has a black plug with three wires connected to it.
GM vehicles do not use inertia/reset switches