GMC 2013 Sierra Owner's Manual page 490

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Technical Data

Transmission Fluid - Manual (Drain and Refill)

Wheel Nut Torque

All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this

manual. Recheck fluid level after filling.

4.3L V6 (LU3)

4.8L V8 (L20)

5.3L V8 FlexFuel with Active Fuel Management

Block) (LMG)

5.3L V8 FlexFuel with Active Fuel Management (Aluminum

Block) (LC9)

Engine Specifications

I n f o r ma t i o n P r o v i d e d b y :

Spark Plug Gap

1.52 mm (0.060 in)

1.02 mm (0.040 in)

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