Hi, brand new to this site. Anyway, 87 sunrader. When headed down the road, and turned on the head lights, the engine dies. Later when engine cold, tested altenator output - amps ok and everything fine for about 1 to 2 minutes, check voltage are fuse block located on drivers side of the cab,13.4 volts,- same as alt. output, a few minutes later, to 12.5 v - same as battery, turn on cab blower motor, 11 v. turn on head lights, 10 v. and engine dies. Another crazy thing, when driving and it seems like the engine is dieing, I have found a "sweet spot" on the auto transmission lever arm just slightly past D - drive that seems the the engine can function ok. Any ideas, - also need wiring diagram for the cabin - ben
