Somerset Regal L4-151 2.5L (1985)
PROM - Programmable Read Only Memory: Customer Interest
PROM - Reduced Throttle Response During Warm-Up
Bulletin 85-6E-14
Date
May '85
Ref. No..
85-245-6E
SUBJECT:
REDUCED THROTTLE RESPONSE DURING WARM-UP
MODELS AFFECTED: 1985 CENTURYS AND SOMERSET REGALS EQUIPPED WITH AUTOMATIC TRANSMISSION AND 2.5L ENGINES
(VIN CODES R AND U)
Sane 1985 Centurys and Somerset Regals equipped with the 2.5L engines and automatic transmissions may exhibit a sag in engine speed upon gear
engagement after a cold start. Should such a condition be encountered that cannot be repaired by published service procedures, a new PROM may be
installed (parts listed below).
Model
Part Number
Century (2.39 axle ratio)
16051305
Century (2.84 axle ratio)
16051314
Somerset Regal
16051333
