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Lucerne CX
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Different variant/trim
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Section 6 (Automatic Transaxle - 4T80-E - DTC P1811 To DTC P2764)
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DTC P1820
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Notes
DTC P1820: Notes
WARNING:
This page is about a different variant/trim than selected.
Fig 1: Transmission Internal Mode Switch (IMS) Schematic
Courtesy of GENERAL MOTORS CORP.