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NHTSA ID Number: 10222784
Manufacturer Communication Number: 21-NA-165
Summary
This service bulletin provides a service procedure to correct a customer concern of a Rattle Noise/Vibration from Under Vehicle.
Cause
This condition may be caused by a crack (2) in the brace (1) used to space the exhaust system.
Correction
If the brace was found to be the cause of the noise or vibration, remove the brace from the exhaust pipe.
– The brace is only used to assist installing the exhaust system at the assembly plant and provides no other purpose.
3 Affected Products
Vehicle
MAKE | MODEL | YEAR |
CADILLAC | CT5 | 2020-2022 |
1 Associated Document
Manufacturer Communications
Bulletin No.: 21-NA-165
Date: September, 2022
https://www.nhtsa.gov/recalls?nhtsaId=10222784
MC-10222784-0001.pdf 124.608KB
- 🛠️【PERFECT SIZE】Perfectly compatible with all 4-1/2 inch(115mm) angle grinders with 7/8 inch(22.2mm) arbor. Thickness:0.045 inch(1.2mm). Operating up to 13,300 RPM.
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- 【Size】4-1/2-Inch x .047-Inch x 7/8-Inch
- 【PERFORMANCE】This is for a pack of 50 pieces of our cutting wheels Thin 0.045" cutting wheel design for fast burr free cutting. Perfectly compatible with all 4-1/2 angle grinders with 7/8-inch arbor, operating up to 13,300 RPM and 80M/S
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- DESIGNED FOR SHARP & CLEAN CUTTING ON - Exclusive top-grade raw materials and 0.04in ultra-thin thickness, optimized the performance of PEGATEC general purpose metal cutting wheels. The resulting fast cutting times keep at a minimum both burr formation and the thermal load both on the workpiece and on the cutting-off wheel. Which means less rework and higher efficiency.
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- 【Universal Size】The angle grinder cut off wheel 4 1/2 x 7/8 inch is perfectly compatible for all 4-1/2 inch(115mm) angle grinders with 7/8 inch(22.2mm) arbor. Thickness: .045"(1.2mm). Max. ZKH cut off wheels are suitable for most electrical, pneumatic, brushless, cordless angle grinders.
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- 【Value Pack】 ZKH 4 1/2 cutting disc provides 10/25/50-packs for customers to choose from, which is more cost-effective. When using discs, refer to the front of the cutting disc for safety precautions and always be aware of proper wearing of PPE, and do not exceed the Max RPM.
- Benchmark Abrasives metal cutting wheel with a 6" diameter and a 7/8" arbor is used for cutting metal, steel, metal pipes, tubes, flat sheets, shipbuilding, rail, and general metal fabrication.
- Type 1 cutting wheels are completely flat and suitable for grinding operations. They provide consistent sharp, burr-free cutting with no loss of hardness.
- Professional cut-off wheels are suitable for various cutting operations on stainless steel, steel, aluminum, and various other metals. This highly efficient cutting wheel delivers smooth cuts (11000 RPM) and lower vibration during operations. It ensures a high cutting rate at a lower cost.
- The ideal grinding wheel support angle and die grinders, high-speed saws, stationary saws, and chop saws. Made of high-speed steel material for solidity and efficient cutting.
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- Our mandrel is designed to fit 0.035" to 1/4" thick cut-off wheels
- Includes 10 3-Inch Die Grinder Cut-Off Wheels (Weiler Wolverine 3" x 1/16")
- Lightweight, durable and the perfect die grinder accessory
- Perfect for Carbon Steel, Cast Iron, and General Purpose Metal Cutting
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- This package contains 10 stainless steel cutting wheels, providing ample supply for your cutting needs, whether for professional use or DIY projects.
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- High Performance Grain: Allows for Longer Life & High Removal Rate
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- Specifically Targeted for end-user demands: .04" thickness designed for fast cutting
- Benchmark Abrasives metal cutting wheel with a 4-1/2" diameter and a 7/8" arbor is used for cutting metal, steel, metal pipes, tubes, flat sheets, shipbuilding, rail, and general metal fabrication.
- Type 1 cutting wheels are completely flat and suitable for grinding operations. They provide consistent sharp, burr-free cutting with no loss of hardness.
- Professional cut-off wheels are suitable for various cutting operations on stainless steel, steel, aluminum, and various other metals. This highly efficient cutting wheel delivers smooth cuts (13,000 RPM) and lower vibration during operations. It ensures a high cutting rate at a lower cost.
- The ideal grinding wheel support angle and die grinders, high-speed saws, stationary saws, and chop saws. Made of high-speed steel material for solidity and efficient cutting.
- All of our abrasive products are made with quality materials and exceed both ANSI and EU European Standards. We trust in delivering high-quality products to the end-user. Customer satisfaction is the lifeline of our brand.
Last update on 2024-03-03 / Affiliate links / Images from Amazon Product Advertising API
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Copyright 2022 General Motors LLC. All Rights Reserved. Service Bulletin Bulletin No.: 21-NA-165 Date: September, 2022 TECHNICAL Subject: Rattle Noise/Vibration from Under Vehicle Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Cadillac CT5 2020 2022 — — 3.0L (RPO LGY) — Involved Region or Country North America, Europe, Middle East, Israel, Cadillac Korea, China Condition Some customers may comment that a rattle noise/vibration can be heard emitting from under the vehicle. Cause 5873316 This condition may be caused by a crack (2) in the brace (1) used to space the exhaust system. Correction If the brace was found to be the cause of the noise or vibration, remove the brace from the exhaust pipe. – The brace is only used to assist installing the exhaust system at the assembly plant and provides no other purpose. Page 2 September, 2022 Bulletin No.: 21-NA-165 Important: Service agents must comply with all International, Federal, State, Provincial, and/or Local laws applicable to the activities it performs under this bulletin, including but not limited to handling, deploying, preparing, classifying, packaging, marking, labeling, and shipping dangerous goods. In the event of a conflict between the procedures set forth in this bulletin and the laws that apply to your dealership, you must follow those applicable laws. Service Procedure Note: Do Not remove the exhaust for this repair. Only lower enough to access the brace. 1. Remove the underbody rear air deflector. 2. Remove the floor panel tunnel panel front brace. 5873315 3. Utilizing a support jackstand or equivalent, support the exhaust system. 4. Remove the exhaust floor brace. 5. Loosen the exhaust pipe clamp. 6. Remove the exhaust flange nuts. 7. Remove the four forward most exhaust hangers. 8. Unplug the SQ valves. 9. Lower the exhaust. 5873317 10. Using care, cut the brace as shown in the graphic above. 11. Re-install exhaust system. 12. Reinstall the floor panel tunnel panel front brace. 13. Reinstall the underbody rear air deflector. Parts Information No parts are required for this repair. Warranty Information For vehicles repaired under the Bumper-to-Bumper coverage (Canada Base Warranty coverage), use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation Description Labor Time 4088118* Remove Exhaust Cross Support Brace 1.3 hrs *This is a unique Labor Operation for bulletin use only. Version 2 Modified Released July 16, 2021 Revised September 13, 2022 – Added the 2022 Model Year and an Important statement above Service Procedure. GM bulletins are intended for use by professional technicians, NOT a “do-it-yourselfer”. They are written to inform these 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 your GM dealer for information on whether your vehicle may benefit from the information. WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION
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