1999 GMC Safari Owner's Manual - Page 312
1999 GMC Safari Manual
Page 312 highlights
yellowblue Replacement Bulbs Exterior Lamps Halogen Headlamps - Sealed Beam Halogen Headlamps - Composite Halogen Headlamps - Composite Parking, Turn Signal Lamps Rear, Stoplamps Sidemarker Lamps Back-up Lamps Quantity 2 2 2 2 2 4 2 Trade No. H6054 9006 (Low-Beam) 9005 (High-Beam) 3157NA 2057 194 1156 6-66