Circuit Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
The 1-2 shift solenoid (SS) valve controls the fluid flow action on the 1-2 and the 3-4 shift valves. The 1-2 SS valve is a normally open exhaust valve that is used with the 2-3 SS in order to allow four different shifting combinations.
When the powertrain control module (PCM) detects a 1-1-4-4 gear ratio, then DTC P0752 sets. DTC P0752 is a type C DTC. For California emissions vehicles DTC P0752 is a type B DTC.