i have a 2002 gmc sierra 1500, the headlights will not shut off with the key off and the switch turned off. anyone have an idea what is causing this?

i have a 2002 gmc sierra 1500, the headlights will not shut off with the key off and the switch turned off. anyone have an idea what is causing this? 2 Answers

98 gmc 350 vortes new fuel pump.truck will start .when you shut it off should it have fuel pressure on the fuel rail mien dont it bleeds off as soon as you turn the key off what could this be 1 Answer

is there fuel pressure at the rail when you shut the truck off.my truck does not why would it bleed off so fast?? 350 vortec.

I have a 2005 GMC Sierra 1500 Z71 pickup that has an oil pressure alarm that keeps going off whenever I stop the vehicle? 1 Answer

The idle is low around 5k rpm and the oil pressure alarm keeps going off when I am stopped but is fine when moving?

i have a 92 gmc sierra 5 speed manual and when i let off gas out side and inside lights dim very low almost off and radio cuts off what is my problem 3 Answers

i have a 92 gmc sierra 5 speed manual and when i let off gas out side and inside lights dim very low almost off and radio cuts off what is my problem

2007 GMC Sierra 1500 will start then shut off after a second or 2. It also seems like when I hit the gas sometimes it is a little bit of a delayed reaction or jerky. Spark plug? Injector? Fuel pump? 3 Answers

2007 GMC Sierra 1500 will start then shut off after a second or 2. It also seems like when I hit the gas sometimes it is a little bit of a delayed reaction or jerky. Spark plug? Injector? Fuel pump?