ABS Diagnosis - Front Wheel Sensor Resistance

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Number: 91-389-5

Section: 5

Date: AUGUST 1991

Corporate Bulletin No.: 115005


Subject:
ABS DIAGNOSIS - FRONT WHEEL SENSOR RESISTANCE VALUES


Model and Year:
1991 CORVETTE








This bulletin serves to update the 1991 Corvette Service Manual, Section 5E1 "Antilock Brake System Diagnosis" Code 21 and Code 25 diagnostic charts.

The resistance specification used in the diagnostic charts should be 990-1210 ohms, as shown in the attached corrected service manual pages 5E1-25 and 5E1-29. Please update your 1991 service manual accordingly.