LEAVES ACCUMULATED IN HEATER BLOWER ASSEMBLY. APRIL 1994 WE PAID $92 TO HAVE LEAVES REMOVED FROM SYSTEM AFTER WE SMELLED BURNING LEAVES AND BLOWER MOTOR WAS NOISY. IN NOVEMBER 1996 WE PAID $52 TO HAVE BLOWER MOTOR RESISTOR REPLACED AFTER IT BURNED UP, FILLING CAR WITH SMOKE BUT NO FLAMES OBSERVED. WE CURRENTLY SMELL LEAVES BURNING EVERY TIME WE DRIVE THE CAR WITH HEATER ON SO EXPECT MORE PROBLEMS SOON.