NHTSA ID Number: 10163267
Manufacturer Communication Number: 100232001B
Summary
This technical bulletin provides a procedure to replace the steering gear bushings if found the cause of the customers concern.
34 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
BUICK | ENCLAVE | 2008-2017 |
| CHEVROLET | TRAVERSE | 2009-2017 |
| GMC | ACADIA | 2007-2017 |
| SATURN | OUTLOOK | 2007-2010 |
Parts
| Bushing-Strg Gear | 20908399
GM Genuine Parts 20908399 Steering Gear Bushing
| 2 |
SEOCONTENT-START
Service Bulletin Bulletin No.: 10-02-32-001B
Date: June, 2019
TECHNICAL
Subject: Clunk or Knock Noise When Turning (Replace Steering Gear Bushing)
Models: 2008–2017 Buick Enclave
2009–2017 Chevrolet Traverse
2007–2017 GMC Acadia Limited
2007–2010 Saturn OUTLOOK
This bulletin is being revised to add 2011-2017 model years and update the Labor Operation
number. Please discard Corporate Bulletin Number 10-02-32-001A.
Condition
Some customers may comment on a clunk or knock
noise when turning.
Cause
This condition may be caused by movement in a
bushing on the rack and pinion.
Correction
1. Remove the steering gear from the vehicle. Refer
to Steering Gear Replacement in SI.
2. Measure and record the distance from the casting
face (cradle side) to the end of the bushing inner
sleeve.
3. Repeat step 2 for the second mount location.
4. Remove the bushings from the gear using a
hydraulic press.
5. Install two updated bushings, which have revised
mount material, to the distance recorded in step 2
and 3.
6. Reinstall the steering gear. Refer to Steering Gear
Replacement in SI.
Parts Information
Causal
Part
Description Part
Number
Qty
X Bushing-
Strg Gear
20908399 2
Warranty Information
For vehicles repaired under warranty, use:
Labor Operation Description Labor Time
7421730 Steering Gear Bushing Replacement Use the Published Labor
Operations Time
SEOCONTENT-END
Bulletin No.: 10-02-32-001B
Date: June, 2019
To View or Download this Document Click Here
SEOCONTENT-START
- Precision Fit: Designed for 1988-1998 GM Standard Cab (2WD/4WD) trucks, matching OEM mounting points. Compatible with Standard Cab Mounts or Body Mounts for models including C1500, C2500, K1500, K2500, etc. Requires minimal modification during installation.
- Improved Vehicle Stability: This kit helps maintain the proper alignment of the cab with the chassis, which is crucial for maintaining optimal steering and suspension geometry. By replacing worn-out mounts, the bushings improve vehicle stability and handling, contributing to a safer and more controlled ride.
- Enhanced Comfort: Designed to reduce noise, vibration, and harshness, these body mount bushings significantly improve ride comfort. By effectively isolating the cab from the frame, they ensure a smoother and quieter driving experience, which is especially beneficial for long drives and off-road conditions.
- Simple installation: No welding or structural modifications required. Simply remove the old rubber bushings/original cab mount bushings and install the new parts. No modifications to the frame or steel brackets are needed.
- Three-Year Material & Workmanship Warranty: Covers normal use for three years. Replacement service provided if bushings fail due to material defects or manufacturing issues.
- High quality
- High performance
- Professional products
- Hyper-Flex replacement polyurethane components stand up well to contaminants that often destroy rubber and have been engineered to give longer-lasting performance and not compress permanently
- 【Compatibility】This chassis mount bushing kit is designed to perfectly replace your factory GM/Chevrolet part #7-101. It requires no modifications for a straightforward, direct-fit installation, ensuring a secure and stable chassis structure OEM #7-101 templates
- 【Key Features】 Experience improved handling and ride consistency with bushings that maintain their shape and integrity under stress. Ideal for daily drivers, restorations, or trucks facing various challenging road conditions. Note: Sleeves and bolts not included
- 【Material】 Engineered from high-quality polyurethane, these bushings far outperform the original rubber components. They offer enhanced resistance to aging, compression set, high temperatures, and corrosion for a dramatically extended service life
- 【Noise & Rattle Elimination】 Our chassis mount bushing kit effectively isolates road vibrations from transferring into the cab and eliminates abnormal squeaks and noises caused by direct metal-to-metal contact between the body and frame. The result is a significantly smoother, quieter ride with enhanced driving stability and passenger comfort
- 【Customer Assurance】 Backed by our replacement & return policy and product warranty. our dedicated team of specialists is ready to assist you anytime. For the fastest resolution, simply contact us with your photos/video about problem for priority, 24-hour response
- Bushing designed to help support proper alignment, stability, and durability
- Resistance to extreme temperatures, oils and abrasion
- Greaseable where applicable: allows new lubricant to flush contaminants from the assembly, helping reduce corrosion and wear
- Match GM OE material for proper handling and vibration
- Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
- ★★ CODE RED Bushings Designed and Manufactured in the USA ★★
- Fits Silverado 2500, 3500 HD - 2011 2012 2013 2014 2015 2016 2017 2018 2019
- Fits Sierra 2500, 3500 HD - 2011 2012 2013 2014 2015 2016 2017 2018 2019
- Includes robust OE-style brackets and performance-grade bushings to restore factory alignment and ride quality—ideal for heavy-duty use in GM Silverado and Sierra HD trucks from 2011 through 2019.
- Built to outperform, Code Red kits are crafted with premium-grade materials that resist corrosion, wear, and extreme conditions—delivering long-lasting reliability for even the most rugged Silverado and Sierra HD applications.
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