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Home >> Saturn >> 2000 >> LS1 Automatic >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transaxle Diagnosis - 4T40-E & 4T45-E >> Diagnostic Tests >> DTC P0756: 2-3 Shift Solenoid Performance >> Circuit Description

Circuit Description

The 2-3 shift solenoid is a normally-open exhaust valve that is used in conjunction with 1-2 shift solenoid, to allow 4 different shifting combinations. Solenoid is attached to control valve body. Malfunctions will occur when shift solenoid or shift valve is stuck on or off.

DTC P0756 will set when PCM detects a 4-3, 3-4 shift pattern caused by a stuck on 2-3 shift solenoid valve or stuck on 2-3 shift valve.

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