ABS Diagnosis - Manual Update

90pontiac21
Bulletin Number: 91-5-3
Reference Number: 005005
Publish Date: 10/90
Subject: SERVICE/MANUAL UPDATE/SECTION 5E1 ABS DIAGNOSIS/CHART A INLET/OUTLET VALVE CIRCUIT TEST

Models

Affected: 1991 BONNEVILLE MODELS


REVISED ELECTRONIC BRAKE CONTROL MODULE (EBCM) SOFTWARE

BONNEVILLE:

Fuse 8 in the Instrument Panel Fuseblock must be removed prior to any measurements being made in the test on page 5E1-11 in Chart A Inlet/Outlet Valve Test. Add the words "Remove Fuse 8" as a condition to the test in the third box down on the left hand side of the page in your manual.