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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 999 (Automatic Transmission - ALLISON (Introduction, Service & Replacement)) >> Specifications >> Park/Neutral Position (PNP) Switch Logic

Park/Neutral Position (PNP) Switch Logic

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Park/Neutral Position (PNP) Switch Logic

Range A B C P
P OFF ON ON OFF
R OFF OFF ON ON
N ON OFF ON OFF
1 ON ON OFF OFF
2 OFF ON OFF ON
3 OFF OFF OFF OFF
4 - - - -
5 ON OFF OFF ON
ON = Open Circuit
OFF = Grounded Circuit