Operation CHARM: Car repair manuals for everyone.

A/T - Zero Adapts With Scan Tool

Group Ref.: 7 - Transmission

Bulletin No.: 477130

Date: August, 1994

INFORMATION

SUBJECT:
ZERO ADAPTS WITH SCAN TOOL

MODELS:
1993-95 BUICK ROADMASTER
1993-95 CADILLAC FLEETWOOD
1993-95 CHEVROLET CAMARO, CAPRICE, CORVETTE
1993-95 PONTIAC FIREBIRD

1993-95 CHEVROLET AND GMC TRUCK C/K, S/T MODELS AND M/L AND G VANS
1993-94 OLDSMOBILE BRAVADA

TRANSMISSION APPLICATIONS:
1993-95 HYDRA-MATIC 4L60-E (M30)

Some vehicles equipped with a HYDRA-MATIC 4L60-E transmission may have difficulty clearing the adaptive cells and could result in a check sum error.

To properly clear the adaptive cells, the following steps should be used:

1. Zero the adaptive cells.

2. Key off for 15 seconds.

3. Key on.