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NHTSA ID Number: 10183194
Manufacturer Communication Number: 20NA177
Summary
This technical bulletin provides repair information to correct a customer concern of the loss of air pressure causing rear air suspension bags not to inflate.
Parts Information
Causal Part | Description | Part Number | Qty |
X | VALVE ASM,RR AIR SUSP LVLG | 19407966 | 1 |
SEOCONTENT-START
Copyright 2020 General Motors LLC. All Rights Reserved.
Service Bulletin Bulletin No.: 20-NA-177
Date: October, 2020
TECHNICAL
Subject: Loss of Air Pressure Causing Rear Air Suspension Bags Not to Inflate
Brand: Model:
Model Year: VIN: Engine: Transmission:
from to from to
Chevrolet Silverado 4500HD,
5500HD and 6500HD 2019 2020 All All
Involved Region or Country North America,
Additional Options (RPOs) GP1 – 13,500 Rear Air Suspension, GP8 – 15,500 Rear Air Suspension, G40 – 19,000
Rear Air Suspension
Condition Some customers may comment on the rear air suspension bags deflating and not reinflating.
Cause The cause of the condition may be the air spring leveling valve gasket fails, causing a
large air leak.
Correction Upon confirming the Condition, replace the rear air suspension leveling control valve.
Refer to Rear Air Suspension Leveling Control Valve Replacement, in SI.
Parts Information
Causal
Part
Description Part
Number
Qty
X VALVE ASM,RR
AIR SUSP LVLG
19407966 1
Warranty Information
For vehicles repaired under warranty, use:
Labor Operation Description Labor Time
8000510 Rear Air Suspension Leveling Control Valve Replacement Use Published Labor
Operation Time
Version 1
Modified Released October 23, 2020
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
SEOCONTENT-END
2 Affected Products
Vehicle
MAKE | MODEL | YEAR |
CHEVROLET | SILVERADO 4500HD | 2019-2020 |
1 Associated Document
Manufacturer Communications
MC-10183194-9999.pdf 494.492KB
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- Upgraded replacement - this air compressor replaces and improves on the original part for certain Cadillac, Chevrolet and GMC vehicles
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- Complete repair - brackets, dryer, air filter boxes, sealed sound isolation shielding, wiring harness and connectors included
- Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
- Direct Fit, OE Replacement Air Suspension System
- Kit Includes: (1) Front Electronic Strut Conversion Kit; (2) Front Air Shock Assemblies; (2) Rear Air Shock Assemblies; (1) Air Suspension Compressor with Mounting Bracket; (2) Front Shock & Spring Assemblies
- Vehicle Specific: Check fitment information in the listing for compatibility
- OE Reference Number(s): 10395825,15056494,15070878,15101577,15254590,15296756,15949881,19299545,20837299,20930288,22941806,23282712,25913289
- Aftermarket Reference Number(s): 10395825,11590,139104,14510900,15056494,15070878,15101577,15254590,15296756,15949881,181784,19299545,20012200C,20012200WOD,20837299,20930288,22941806,23282712,25913289,40034,4J0003C,949000,949001,949052,949099,AS2700,AS2708,AS2715,P2204,P2793,P3242,SHO00015
- 【Air suspension】]also known as air springs or air compression suspension, is a suspension accessory that ensures a smooth ride.
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- 【Package Included】 Come with a pair of CHEVY GM Truck SUV Air Suspensions Bags. If you have any questions about this product, please feel free to contact us.
- Vehicle Compatibility - RETRUE Air bags rear suspension kit for 2007 to 2018 Chevy Silverado 1500 and GMC Sierra 1500 2WD 4WD (Not High Country and Not Denali models, Year 2015-2018), 2019 Silverado 1500 Light Duty "LD" Model Only, perfect replacement for the Firestone Ride-Rite 2430 kit
- Air Ride Suspension Kit - Offering an impressive load-leveling capacity of up to 5,000 pounds, increase spring rate more effectively than traditional or original, reduce the amount of shock and vibration, improve vehicle stability to provide a safer and more comfortable ride
- Effortless Installation - Our air spring bag kit features pre-drilled holes and no drill required, ensuring a hassle-free installation process. With included comprehensive instructions and labeled parts, just turn on some tunes and have a blast with the install. Tips: automated tools will speed it up
- Customized Air Pressure - Allows you to fine-tune the air bags pressure from 5 to 100 psi, levels vehicle front-to-rear and side-to-side for optimal balance and ride comfort
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- Fully adjustable air springs to level your vehicle when towing or hauling a heavy load for a safe comfortable ride.Fit Type: Vehicle Specific
- Up to 5,000 pounds of load leveling capability
- Easy to install with included detailed instructions. Fits single rear wheel (SRW) and dual rear wheel (DRW) models. Will fit most side mount fifth wheel hitch applications. Does not fit cab & chassis applications. Does not fit Quadrasteer applications. Fits many 3/4 ton and 1 ton pickups and vans
- Fitment details listed in the product description
- Lifetime Warranty with 60 day Ride Satisfaction Guarantee
- Customers are advised to compare Part OEM Number: 15254590, 19299545, 20930288, 22941806, 949-000, 949000, 949-001, 949001
- Compatible with Ca-dillac Escalade 2002-2013, Chevy Avalanche 1500 2002-2013
- Compatible with Chevy Suburban 1500 2001-2013, Chevy Tahoe 2001-2013
- Compatible with G-MC Yukon 2001-2013, G-MC Yukon XL 1500 2001-2013
- Note: If you are uncertain about the compatibility, just send us your VIN. We will check it for you.
- FITMENT - Fits the following years 2019 2020 2021 2022 2023 2024 19 20 21 22 23 24
- REPLACE - This air helper spring kit is direct OEM replacement to Firestone Ride Rite W21-760-2609 which is suitable for 2019 - 2024 model Chevrolet Silverado / GMC Sierra 1500 pickup trucks with 2-wheel drive and 4-wheel drive. It fits High Country and Denali models as well.
- INSTALLMENT - Bolt-on installation with no frame drilling required. You can easily install the air bag kit yourself. The brackets in the kit are No-Drill required. Since the kit comes with all bolts and nuts needed for the installation, you can attach the frames with them. The kit also has an installation manual including all the instructions step by step.
- QUALITY - It is designed to maximize the vehicle's safe load-carrying capacity, stability, ride quality and brake effectiveness. TORQUE air helper springs provide load support through the use of air pressure that can be adjusted for changing loads. They enhance the ride by reducing inter-leaf friction. It helps steering control and braking effectiveness. It softens contact between the axle and the frame to reduce bottoming out.
- INCLUDE - 2 pcs of air bags, all brackets, installation manual, bolts and nuts you need for installation, inflation valves, elbow fittings, and tubing.
- Touring Tech towing assist kit includes (2) 2500lb air springs with brackets, corrosion proof push to connect fittings, hardware, ¼” DOT approved air line and Schrader fill/release valve
- Simple installation with no drilling or modifications necessary
- Provides up to 5000lbs of leveling capacity
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- 【EASY INSTALLATION】: Simplified Setup for Convenient Use. This Onboard Air Compressor for Cars Features an All-in-One Design with Included Mounting Bracket.
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- 【Product Specifications】The maximum voltage is 12V, and the maximum work pressure is 200 PSI. AMP is drawn to 23 amp, the flow velocity (0 PSI) is 1.7cfm, and the product size is 10-3/4 "x 4" x 6-3/4 ".
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- APPLICATION - These air springs are universal. They are compatible with most of pickup turcks such as Ford F150 F250 F350, Chevy Silverado 1500 2500 3500, GMC Sierra 1500 2500 3500, Dodge Ram 1500 2500 3500, Toyota Tundra, Toyota Tacoma
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- SPECS - Maximum Extended Height: 10.5" // Compressed Height: 2.8" // Maximum Diameter: 7" // Maximum Load at 100 PSI: 2,030 lbs. // Design Height: 5.5-7.5" // Air Fitting Size: 1/2" // Top Fastener: 3/8" - 16 // Bottom Fastener: 3/8"-16 // Mounting Hole Center: 1.75" - Top/Center/Bottom
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- FEATURE - These brand new aftermarket air shocks can be inflated or deflated to control the vehicle's ride height and load-carrying capacity. They are often used in custom and aftermarket suspension setups to achieve a specific look or improve performance.
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