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Home >> Chevrolet >> 2005 >> Chevy Express H1500, Van Passenger >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transmission - 4L80-E/4L85-E - Introduction & Repair Instructions) >> Specifications >> Transmission Range Switch Logic

Transmission Range Switch Logic

WARNING: This page is about a different variant/trim than selected.
Transmission Range Switch Logic

Gear Selector Position Signal A Signal B Signal C Signal P
Park (P) LOW HI HI LOW
Reverse (R) LOW LOW HI HI
Neutral (N) HI LOW HI LOW
Drive 4 (OD) HI LOW LOW HI
Drive 3 (3) LOW LOW LOW LOW
Drive 2 (2) LOW HI LOW HI
Drive 1 (1) HI HI LOW LOW
HI = Ignition voltage
LOW = 0 volts