buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

All Technical Service Bulletins for Idle Speed:|866E22|Page 1407 > < Customer Interest for Idle Speed:|866E22
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Idle Speed: All Technical Service Bulletins
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.

All Technical Service Bulletins for Idle Speed:|866E22|Page 1407 > < Customer Interest for Idle Speed:|866E22