Bulletin Number: 89-258-3B
Section: 3B
Date: September 1989
Subject: Steering Gear Intermediate Shaft Torque Specifications
Models: 1984-89 Y Car
To: All Chevrolet Dealers
The following specifications supersede information previous published in the 1984 - 1989 Corvette Service Manuals, Section 3B5 (1984-88) and Section 3F3 (1989).
| Model Year | Intermediate Shaft to Column | Intermediate Shaft to Gear |
| 1984 | 48 Nm (35 lbs. ft.) | 48 Nm (35 lbs. ft.) |
| 1985 | 48 Nm (35 lbs. ft.) | 48 Nm (35 lbs. ft.) |
| 1986 | 34 Nm (25 lbs. ft.) | 48 Nm (35 lbs. ft.) |
| 1987 | 34 Nm (25 lbs. ft.) | 48 Nm (35 lbs. ft.) |
| 1988 | 34 Nm (25 lbs. ft.) | 48 Nm (35 lbs. ft.) |
| 1989 | 34 Nm (25 lbs. ft.) | 48 Nm (35 lbs. ft.) |
Please make note of these changes in each of your manuals.
COPYRIGHT 1989
CHEVROLET MOTOR DIVISION
GENERAL MOTORS CORPORATION
ALL RIGHTS RESERVED
General Motors bulletins are intended for use by professional technicians, not a "do-it-yourselfer". They are written to inform those technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions and know-how to do a job properly and safely. If a condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See a General Motors dealer servicing your brand of General Motors vehicle for information on whether your vehicle may benefit from the information.
© Copyright General Motors Corporation. All Rights Reserved
Article ID: 52
Created: July 2, 2014
Last Updated: July 2, 2014
Author: Rob Loszewski
Online URL: https://www.corvetteactioncenter.com/tech/knowledgebase/article.php?id=52