This category on the website [ Servos Valves and Wiring ] we are giving you all of the information related to the individual parts in the Buick Turbo Regal, along with the associated wiring, connector plugs, etc.
.
VEHICLE APPLICATION:
Buick Regal, T-Type, Turbo T, Limited, Grand National, GNX
VALVE NAME:
Proportioning Valve (Prop Valve)
PURPOSE OF VALVE:
divides front brake system to rear brake system to provide equal or biased pressure
TURNS ON-OFF / FUNCTIONS / USED WHEN:
whenever the brakes are applied
LOCATION IN VEHICLE:
in brake lines, driver side, under car, in trans tunnel
ORIGINAL GM PART NUMBER:
25509419
VALVE BASE COLOR:
metal, brass (aftermarket versions)
CONNECTOR PLUG COLOR (VALVE SIDE):
off white, with black ring (OEM)
white (aftermarket)
WIRES ATTACHED (VALVE SIDE):
n/a
CONNECTOR PLUG COLOR (HARNESS SIDE):
white
5 threaded fluid outlets on prop valve for brake lines
(2 in [1 front, 1 rear], 3 out [2 front, 1 rear])
NUMBER OF WIRES ATTACHED (HARNESS SIDE):
1 (for brake warning light)
COLOR & PURPOSE OF (HARNESS SIDE) WIRES:
tan-white, goes to “brake” indicator light (on dash)
[this is basically a ground wire for the light]
.
PHOTOS OF VALVE AND CONNECTED WIRES:
.
.
OTHER NOTES:
[SEE our replacing of the OEM version to aftermarket unit: prop valve replacement]
.
Here’s a list of all of the Solenoids Modules and Servos Valves in the Buick Regal:
(click the links to go to the one you need info about)
* Canister Purge Solenoid (Fuel Vapor Canister Purge)
* Chime Module (Chime Alarm)
* Cruise Control Module
* Cruise Control Servo
* EGR Valve
* ESC Module
* Exhaust Gas Recirculation Vacuum Regulator Valve Solenoid (EGR EVRV)
* Heater Flow Water Control Valve
* HVAC Control Vacuum Valve (mode control valve)
* Idle Air Control Valve (IAC)
* PCV Valve (Positive Crankcase Ventilation)
* Proportioning Valve (Prop Valve)
* Starter Solenoid
* Theft Deterrent Controller Module (anti-theft system)
* Torque Converter Clutch Solenoid (TCC)
* Trunk Release Solenoid
* Vacuum Check Valves
* Wastegate Control Solenoid
.
