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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Automatic Transmission - 4T65-E - DTC PO218 Through DTC P2534) >> DTC P1820, P1822, P1823, P1825, P1826, or P1915 >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different variant/trim than selected.
Internal Mode Switch A/B/C/P

Gear Selector Position A B C P
Park LOW HI HI LOW
Park/Reverse LOW LOW HI LOW
Reverse LOW LOW HI HI
Reverse/Neutral HI LOW HI HI
Neutral HI LOW HI LOW
Neutral/Drive 4 HI LOW LOW LOW
Drive 4 HI LOW LOW HI
Drive 4/Drive 3 LOW LOW LOW HI
Drive 3 LOW LOW LOW LOW
Drive 3/Drive 2 LOW HI LOW LOW
Drive 2 LOW HI LOW HI
Drive 2/Drive 1 HI HI LOW HI
Drive 1 HI HI LOW LOW
Invalid HI HI HI HI
LOW HI HI HI
HI HI HI LOW
HI = Ignition Voltage
LOW = 0 Voltage