Regal V6-191 3.1L (1991)
Power Steering Line/Hose: All Technical Service Bulletins
Power Steering - Low Speed Shudder Condition
Bulletin:
91-3-7
Date:
Mar. '91
Ref. No.: 91-112-3
Corp. Ref. No.: 033207
SUBJECT:
POWER STEERING SHUDDER (INLET HOSE AND PIPE ASSEMBLY REPLACEMENT)
MODELS AFFECTED: 1988-89 REGALS WITH 2.8L ENGINE (VIN CODE W) 1989-91 REGALS WITH 3.1L ENGINE (VIN CODE T)
CONDITION:
Some 1988-91 Regals with 2.8L (VIN Code W) or 3.1L (VIN Code T) V-6 engines assembled prior to VIN M1829387 may exhibit a slight power
steering shudder condition noted during static or low speed turning maneuvers. This condition may be perceived as a disturbance felt and heard by the
vehicle operator through the body structure and steering wheel.
CAUSE:
A combination of power steering pump pressure pulses and engine firing frequency generating a disturbance transmitted through the body structure.
CORRECTION:
Replace the existing power steering inlet (pressure) hose and pipe assembly with new assembly noted below by model year, with internal tuning cable
and high expansion hose material.
1988-90
1991
P/N 26025653
P/N 26026921
Parts are currently available from GMSPO.
WARRANTY INFORMATION:
Labor Operation Number:
E8622
Labor Time:
.8 hours