K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
![background image](/gmc/k_1500_yukon_4wd/v8-5.3l_vin_z_flex_fuel/Page-2125001.png)
Fluid - Transfer Case: Fluid Type Specifications
Transfer Case
RPO NP8 Only .......................................................................................................................................................... Auto-Trak II Fluid GM P/N 12378508
RPO NP3, NR3, NR4 ............................................................................................................................................................................................ Dexron III