PB 150 V8-318 5.2L VIN T 2-BBL (1983)
Identify the To Cooler and From Cooler lines from the accompanying figures.
Disconnect the cooler lines at the transmission.
Using a hand suction gun filled with mineral spirits, reverse flush the cooler by forcing mineral spirits into the From Cooler line of the cooler
and catching the exiting spirits from the To Cooler line. Observe for the presence of debris in the exiting fluid. Continue until fluid exiting is
clear and free from debris.
IF AT ALL POSSIBLE, THE COOLER SHOULD BE REMOVED FROM THE VEHICLE AND THE
CLEANING DONE USING A PRESSURE TYPE PARTS CLEANER.
Using compressed air in intermittent spurts, blow any remaining mineral spirits from the cooler, again in the reverse direction.
To remove any remaining mineral spirits from the cooler, one (1) quart of ATF should be pumped through the cooler prior to reconnecting
the hoses to the transmission.
If at any stage of the cleaning process, the cooler does not freely pass fluid, the cooler must be replaced.
After the new or repaired transmission has been installed and filled to the proper level with ATF, the flow should be checked using the following
Disconnect the From Cooler line at the transmission and place a collecting container under the disconnected line.
Run the engine at curb idle speed, with the shift selector in neutral.
If the fluid flow is intermittent or it takes more than 20 seconds to collect one quart of ATF, the cooler should be replaced.
WITH THE FLUID SET AT THE PROPER LEVEL, FLUID COLLECTION SHOULD NOT EXCEED (1)
QUART OR INTERNAL DAMAGE TO THE TRANSMISSION MAY OCCUR.
If flow is found to be within acceptable limits, reconnect the cooler line and fill transmission to the proper level, using the approved type of