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Home >> Saturn >> 2000 >> LS Automatic >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transaxle Diagnosis - 4T40-E & 4T45-E >> Diagnostic Tests >> DTC P0757: 2-3 Shift Solenoid Performance - No 3RD Or 4TH Gear >> 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 P0757 will set when PCM detects a 1-2, 2-1 shift pattern caused by a stuck off 2-3 shift solenoid valve or stuck off 2-3 shift valve.

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