Owner's Manual
Page 292
... Engine Type VIN Code Firing Order Horsepower (T Series) Horsepower ( S Series) Thermostat Specification Spark Plug Gap 22 .L L4 4 1-3-4-2 118 at 5,200 rpm "VORTEC" 4300 "VORTEC" 4300 V6 V6 X 1-6-5-4-3-2 180 at4,400 rpm 170 at 4,400 rpm 195°F (91°C) 0.045 inches (0.114 cm) W 1-6-5-4-3-2 190 at4,400 rpm 180 at 4,400 rpm 1 18...
... Engine Type VIN Code Firing Order Horsepower (T Series) Horsepower ( S Series) Thermostat Specification Spark Plug Gap 22 .L L4 4 1-3-4-2 118 at 5,200 rpm "VORTEC" 4300 "VORTEC" 4300 V6 V6 X 1-6-5-4-3-2 180 at4,400 rpm 170 at 4,400 rpm 195°F (91°C) 0.045 inches (0.114 cm) W 1-6-5-4-3-2 190 at4,400 rpm 180 at 4,400 rpm 1 18...