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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1973 (Automatic Transmission - 4T45-E - Introduction) >> Specifications >> Transmission Range Switch Logic

Transmission Range Switch Logic

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
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 (D) HI LOW LOW HI
Intermediate (I) LOW LOW LOW LOW
Low (L) LOW HI LOW HI
HI = Ignition voltage
LOW = 0 volts