Aerostar 2WD V6-245 4.0L (1990)
Valve Body: Customer Interest
A/T - A4LD Harsh 2nd - 3rd Gear Backout Upshift
Article No.
93-16-15
08/04/93
TRANSMISSION - A4LD - HARSH 2-3 BACKOUT UPSHIFT DURING ALTITUDE OPERATION - ALTITUDE CALIBRATIONS ONLY -
VEHICLES BUILT BEFORE 6/21/93
LIGHT TRUCK:
1990-93 AEROSTAR, EXPLORER, RANGER
This TSB Article is being republished in its entirety to include a model applications chart and an illustration showing the location of the 2-3 backout
spring.
ISSUE:
Some high altitude calibration units may exhibit a harsh 2-3 backout upshift during altitude operating conditions. This may be caused by the calibration
of the 2-3 backout spring in bore 211 of the main control assembly.
ACTION:
