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Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
13337620) - 2020 - CRC - 8/19/19
458 Technical Data
Application
Capacities
Metric English
3500 Series Chassis Cab – Rear Tank 151.4 L 40.0 gal
Transfer Case Fluid (1500 Series Only) 1.5 L 1.6 qt
Transfer Case Fluid (2500 and 3500 Series Only) 2.3 L 2.4 qt
Wheel Nut Torque 190 Y 140 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
*Engine cooling system capacity values are based on the entire cooling system and its components.
Engine Specificati ons
Engine VIN Code Spark Plug Gap
2.7L L4 (L3B) K 0.65–0.75 mm (0.026–0.030 in)
4.3L V6 (LV3) H 0.95–1.10 mm (0.037–0.043 in)
5.3L V8 (L82) F 0.95–1.10 mm (0.037–0.043 in)
5.3L V8 (L84) D 0.95–1.10 mm (0.037–0.043 in)
6.2L V8 (L87) L 0.95–1.10 mm (0.037–0.043 in)
6.6L V8 (L8T) 7 0.95–1.10 mm (0.037–0.043 in)
Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage
the spark plug.
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