Best Seller | 1989-1991, 1994-2000 Pontiac Firefly Heater Core - Autopart Premium Pontiac Firefly Heater Core. Brand: Autopart Premium. Fits Years: 1989, 1990, 1991, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 89, 90, 91, 94, 95, 96, 97, 98, 99, 00. HVAC Heater Core HVAC Heater Core for Chevrolet Metro Sprint Geo Pontiac Firefly... more | | $54.95 FREE shipping go to store |