Speedometer Gear - Revised Chart
89Pontiac23Bulletin Number: 90-7-9
Reference Number: 977148
Publish Date: 11/89
SERVICE MANUAL UPDATE - SECTION 7A -
Subject: ON VEHICLE SERVICE (REVISED SPEEDOMETER GEAR CHART)
Models
Affected: 1990 GRAND AM MODELS
The following chart has been updated and replaces the speedometer gear chart shown in Section 7A of the 1990 Grand Am Service Manual, Pontiac Page 7A-34.
Some vehicles are equipped with an internal vehicle speed sensor and the number of rotor teeth is included on the chart.