Silverado 1500 4WD V8-5.3L VIN T (2004)
Power Steering Fluid: Fluid Type Specifications
POWER STEERING SYSTEM
GM Power Steering Fluid GM P/N 89021184 (Canadian P/N 89021186) or equivalent
POWER STEERING SYSTEM (PHT)
Power Steering Fluid GM P/N 88901975 (Canadian P/N 88901976)