Skyhawk L4-121 2.0L (1986)
Idle Speed: By Symptom
Technical Service Bulletin # 866E22
Date: 870401
Engine - Idle Stall or Slight Idle RPM Oscillation
Bulletin 86-6E-22
Date
Apr. '87
Ref. No. 86-202-6E
Corp. Ref. No. 636517
SUBJECT:
IDLE STALL OR SLIGHT IDLE RPM OSCILLATION
MODELS AFFECTED: 1985-86 SKYHAWKS WITH LQ5 2.0L L-4 ENGINE (VIN CODE P) AND MANUAL TRANSMISSION
If customer comments of idle stall or slight idle RPM oscillation (+/- 200 RPM), after de-clutching or stopping the vehicle, cannot be resolved using the
procedures found in Section 6E-2 of the Buick Chassis Service Manual, a new service PROM can be ordered from GMSPO using the part number from
the chart below:
Year/Emission
Trans./Axle
Service PROM
1985/Federal
4-Spd./3.65
1228362
1985/California
4-Spd./3.65
1228364
1986/Federal
4-Spd./3.65
1228365
1986/California
4-Spd./3.65
1228367
Use applicable Labor Time and Labor Operation Number for PROM replacement.
Technical Service Bulletin # 866E22
Date: 870401
Engine - Idle Stall or Slight Idle RPM Oscillation
Bulletin 86-6E-22
Date
Apr. '87
Ref. No. 86-202-6E
Corp. Ref. No. 636517
SUBJECT:
IDLE STALL OR SLIGHT IDLE RPM OSCILLATION
MODELS AFFECTED: 1985-86 SKYHAWKS WITH LQ5 2.0L L-4 ENGINE (VIN CODE P) AND MANUAL TRANSMISSION
If customer comments of idle stall or slight idle RPM oscillation (+/- 200 RPM), after de-clutching or stopping the vehicle, cannot be resolved using the
procedures found in Section 6E-2 of the Buick Chassis Service Manual, a new service PROM can be ordered from GMSPO using the part number from
the chart below:
Year/Emission
Trans./Axle
Service PROM
1985/Federal
4-Spd./3.65
1228362
1985/California
4-Spd./3.65
1228364
1986/Federal
4-Spd./3.65
1228365
1986/California
4-Spd./3.65
1228367
Use applicable Labor Time and Labor Operation Number for PROM replacement.