80 sd-glow plug light does not go off until i start car,it just continues to stay li and would do so until i start engine.any ideas,usually it goes off after a few seconds,car starts fine.

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95 e320,87 sdl,79 300sd

Hmm. not normal, I'd pull the GP harness, and ohm out each plug... heck, check what happens with the GP harness unhooked, see if the light is still on.

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John HAUL AWAY, OR CRUSHED CARS!!! HELP ME keep the cars out of the crusher! A/C Thread
"as I ride with my a/c on... I have fond memories of sweaty oily saturdays and spewing R12 into the air. THANKS for all you do!

My drivers:
1987 190D 2.5Turbo
1987 560SL convertible
1987 190D 2.5-5SPEED!!!

1987 300TD
2005 Dodge Sprinter 2500 158"WB
1994GMC 2500 6.5Turbo truck... I had to put the ladder somewhere!