EXPERTEC TSB (91-470-6E)

Publication date: 1992-01-06
Reference number: 91-470-6E

EXPERTEC TSB

TECHNICAL SERVICE BULLETIN

Reference Number(s): 91-470-6E, Date of Issue: 01/06/92

NEW OXYGEN SENSOR RELEASED - WITH IMPROVED DURABILITY

Model(s): 1990-91 GEO STORM

Bulletin No.: Chevrolet 91-470-6E

Date: 01/06/1992

SERVICE INFORMATION

Some 1990 and 1991 GEO Storms may have been equipped with an A.C. Rochester Oxygen Sensor. Should it be necessary to replace the Oxygen Sensor, use the Nippondenso part numbers listed below:

1990-91 Base SOHC - 97018586
1990-91 GSI DOHC - 97018587

NOTE: Parts are currently available from GMSPO.

Use applicable Labor Code.