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NHTSA ID Number: 10205597
Manufacturer Communication Number: 21NA281
Summary
This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition – If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.
Condition
Certain service procedures or scenarios may require the transmission to be shifted into Neutral so that the vehicle can be moved or to complete a repair.
Diagnostic Information
Vehicles equipped with an internal Electronic Transmission Range Select (ETRS) system require hydraulic pressure to disengage the park mechanism. Please follow the information listed below when trying to place the transmission into Neutral.
Correction
In cases where the engine can be started – Refer to the Neutral Service Mode document in SI.
In cases of an ETRS system fault or a no start condition – If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates (example shown above) or the NEW Manual Park Release tool DT-52910 shown above (1). The manual park release tool is available through the GM Special Service Tools website. This new tool will allow the transmission to be manually shifted to neutral, see example SI doc ID 5620825. The manual park release tool can be installed to temporarily shift the vehicle into Neutral when the engine is not running.
Warning: The transmission will be placed in N (Neutral) when the manual park release is pulled. The vehicle can roll on you or others could be injured. Ensure the vehicle is on level ground, parking brake applied, and wheels blocked prior to installation of the manual park release.
Warning: If fuel system is opened the fuel pump should be disabled using the Fuel Pressure Relief, Alternate Method by the removing the B+ fuel pump control module fuse. Using the Fuel Pressure Relief, Scan Tool Method will allow the fuel pump to build pressure if the ignition is placed to run. See Fuel Pressure Relief in Service Information for complete instructions.
Caution: If the manual park release is pulled while the vehicle is on or if the ignition is turned on while the manual park release is pulled, the DIC will display a message to service the transmission.
Caution: The latching mechanism in the manual park release lever will release if the vehicle is started and placed in Park. An attempt to override this function or use of an un-approved tool may cause internal damage to the transmission.
16 Affected Products
Vehicles
MAKE | MODEL | YEAR |
CADILLAC | CT4 | 2021-2022 |
CADILLAC | CT5 | 2021-2022 |
CADILLAC | ESCALADE | 2021-2022 |
CADILLAC | ESCALADE ESV | 2021-2022 |
CHEVROLET | SUBURBAN | 2021-2022 |
CHEVROLET | TAHOE | 2021-2022 |
GMC | YUKON | 2021-2022 |
GMC | YUKON XL | 2021-2022 |
1 Associated Document
Manufacturer Communications
Bulletin No.: 21-NA-281
Date: December, 2021
https://www.nhtsa.gov/recalls?nhtsaId=10205597
NHTSA ID Number: 10179632
Manufacturer Communication Number: PIT5764
Summary
This Preliminary information communicates how to shift the transmission into neutral for various service procedures.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5764
Published date: 08/11/2020
https://www.nhtsa.gov/recalls?nhtsaId=10179632
MC-10179632-9999.pdf 145.057KB
“This site contains affiliate links for which OEMDTC may be compensated” |
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- 🚗[HEAVY-DUTY SUPPORT]- Each KYBOLT car dolly can easily handle up to 1500 lbs. (6000 lbs. in total), making it effortless to move vehicles with medium to heavy wheels, such as SUVs.
- 🚗[ANTI-SKID & GROOVED DESIGN]: The car wheel mover is equipped with a steel plate featuring a raised anti-skid pattern to enhance friction and prevent slippage. Additionally, its grooved center provides stability and ensures a secure fit for the auto tire.
- 🚗[EASY MOBILITY]- Equipped with 4 swivel casters (2 featuring quick-stop function) enabling multidirectional movement, making it ideal for single-person use. This allows for 180-degree rotation of your vehicle on flat surfaces. Additionally, a convenient handle facilitates effortless carrying or hanging.
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- FREE ASSEMBLY & EASY TO USE: Ready to use when you receive. Feature a pedal and built-in jack that raises the vehicle, so you don't need a separate jack. Foot pedal ratchet system frees your hand for positioning and making safe adjustments.
- 360°SWIVELING CASTERS: Coming with heavy-duty 4-inch ball-bearing casters, allows moving in any direction. You can even spin the vehicle in a tight circle. Within minutes, one individual can easily move the vehicle throughout the garage while protecting the floor from damage.
- PORTABLE & SAFE: The clever self-loading wheel dolly features a convenient carry handle. Aluminium twin rollers secure tire and ensure support. WARRANTY: 12 months.
- Reliable and Long-lasting: Crafted from one-piece thickened steel panels, our car moving dolly boasts remarkable strength and sturdiness. The reinforced steel platform can effortlessly carry weighing up to 1,500 lbs, and 6,000 lbs (4-piece). No need to worry about bending or damage, even when dealing with heavy SUVs.
- Versatile Performance: The wheel dolly cart allows you to effortlessly move vehicles, change tires, and perform various maintenance tasks. Designed to accommodate tire widths of up to 12" (305 mm), the car dolly is compatible with a wide range of vehicles, including family cars, large SUVs, pickups, ATVs, tractors, and more. No matter the task at hand, this car wheel dolly has got you covered.
- Easy Maneuverability: Equipped with 3-inch rolling bearing universal casters and locking casters, the car dolly cart ensures smooth and secure movement. You have complete control over the direction and positioning of your vehicle. The foot brake lets you instantly lock the dolly, providing convenience and security during maintenance work.
- Maximized Safety: The concave platform features dense diamond patterns that perfectly fit and grip vehicle tires, significantly increasing friction and minimizing the risk of falls or slips. This design maximizes both your safety and the protection of your vehicle.
- User-Friendly Designs: Using the car moving dolly is a breeze. Lift the car tire with a jack, position the wheel dolly underneath, and lock the wheel in place. Repeat the simple process for each tire, and within approximately 10 minutes, you'll be ready to go. No assistance from others is required. The handle design makes it convenient to hang in your garage or carry in your trunk, providing easy storage and portability.
- HEAVY DUTY: Made of high-quality steel, it features durable and sturdy construction. Powder-coated finish prevents rust. Weight Capacity: 1,500 pounds per dolly. Acommodates wheel sizes up to 12 inches wide.
- MECHANICAL: Jack handle provides plenty of leverage. A simple and efficient method of moving a disabled vehicle around a shop environment. Ratcheting design is maintenance free and lighter than hydraulic one.
- FREE ASSEMBLY & EASY TO USE: Ready to use when you receive. Feature a pedal and built-in jack that raises the vehicle, so you don't need a separate jack. Foot pedal ratchet system frees your hand for positioning and making safe adjustments.
- 360°SWIVELING CASTERS: Coming with heavy-duty 4-inch ball-bearing casters, allows moving in any direction. You can even spin the vehicle in a tight circle. Within minutes, one individual can easily move the vehicle throughout the garage while protecting the floor from damage.
- PORTABLE & SAFE: The clever self-loading wheel dolly features a convenient carry handle. Aluminium twin rollers secure tire and ensure support. WARRANTY: 12 months.
- STRONG & STURDY: Made of heavy-duty and thick steel plate, this four-pack of dollies can accommodate a total of 6,000 pounds. (Weight Capacity: 1,500 pounds per dolly.) Easy to use and do an effective job of moving vehicles around a garage or storage space without too much effort.
- UNIVERSAL WHEELS: 3-inch 360°swiveling casters were upgraded with ball bearings, rolling more smooth and providing higher loading capacity. Feature two brakes to keep them firmly in position. (Note: The lockable casters are suggested to be assembled on the same side.)
- ANTISKID SURFACE: The 16- by 12-inch diamond-plated surface dips in the center to better grip the tire. They are rust resistant, have a no-slip diamond tread.
- EASY TO ASSEMBLE & USE: Could be ready for use only with four wheels on. Simple to use moving a vehicle around a garage floor. Features handles for easier carrying or hang to storage. Designed to easily move medium to heavy vehicles.
- MULTIFUNCTIONAL: Works with cars, trucks, aircraft, boats, trailers, tractors, motorcycles, ATVs, riding mowers and more. A must have for body shops, towing company, parking garages, showrooms etc. A lifesaver when restoring, repairing, and maneuvering a car or truck.
- STURDY CONSTRUCTION - Constructed of heavy-duty and thick steel plate that is powder-coated, the VIVOHOME Heavy Duty 4 Tire Wheel Dolly is durable and rust-resistant; It will not bend or damage easily during use even with heavy objects on it
- LARGE WEIGHT CAPACITY - Each car dolly consists of a plate measuring 16 x 11.7 inches (L x W) and 4 wheels measuring 3 inches in diameter, making it able to support up to 1500 lbs. (6000 lbs. In total); This set of 4 tire skates make moving vehicles of medium and heavy wheels a breeze
- ANTISKID SURFACE & RECESSED CENTER - The wheel dollies feature a steel plate with diamond treads that increase friction and prevent slip; Its recessed center works for balance and keeps the auto tire securely in place
- UNIVERSAL WHEELS - 4 swivel casters allow for mobility in all directions, which is suitable for single-person work; Each dolly is equipped with 2 wheels that have a braking function for quick stops; Note: The braking wheels should be assembled on the same side
- MULTIPLE FUNCTIONS - These dollies are equipped with a convenient handle that makes it easy for you to carry or hang; Useful for shops, garages, showrooms, and restoration for cars, trucks, trailers, tractors, ATVs, motorcycles, lawnmowers, furniture, equipment, and so on
- 🚗 [ENHANCED DURABILITY] - GARVEE's car tire wheel dollies are designed with a thicker steel platform to minimize deformation and damage during tasks. Compared to other dollies, we use 30% more material, ensuring exceptional durability and performance.
- 🚗[HEAVY-DUTY SUPPORT]- Each GARVEE car dolly can easily handle up to 1500 lbs. (6000 lbs. in total), making it effortless to move vehicles with medium to heavy wheels, such as SUVs.
- 🚗[ANTI-SKID & GROOVED DESIGN]: The car wheel mover is equipped with a steel plate featuring a raised anti-skid pattern to enhance friction and prevent slippage. Additionally, its grooved center provides stability and ensures a secure fit for the auto tire.
- 🚗[EASY MOBILITY]- Equipped with 4 swivel casters (2 featuring quick-stop function) enabling multidirectional movement, making it ideal for single-person use. This allows for 180-degree rotation of your vehicle on flat surfaces. Additionally, a convenient handle facilitates effortless carrying or hanging.
- 🚗[VERSATILE USAGE] - Beyond serving automotive needs, GARVEE wheel dollies are valuable for shops, garages, showrooms, and restoration projects involving a wide array of vehicles and equipment, such as cars, trucks, trailers, tractors, ATVs, motorcycles, lawnmowers, and furniture.
- 4 Piece Vehicle Tire Wheel Dollies for Auto Moving Repairing; Work as Car dolly. Tire Dolly. Vechicle Dolly. Wheel Dolly.
- Heavy duty durable constructed steel plate with anti-slip diamond tread
- Each dolly hold up to 1,500lbs,
- 3" ball bearing caster wheel, swirl 360 degree, Each dolly has 2 locking caster wheels
- Powder coated for rust resistant, Plate dimension: 15-3/4"x12", height: 4"
- Versatile Performance: Car dollies Has many features: (1)There is a trailer hitch in front of each car dolly, making it easier to move the vehicle. (2)Side rails prevent wheel tires from deflecting during movement. (3)Thickened handle makes you more comfortable to hold.
- Reliable & Long-lasting: Our car dolly boasts remarkable strength and sturdiness because crafted from The steel plate and 3-inch ball bearing locking casters, which could effortlessly carry weighing up to 8,000 lbs (2,000lbs per dolly). For moving vehicles, lifting cars or trucks, or positioning large loads.
- Antiskid Surface: Wheel dolly set of 4 with the 18- by 12-inch plated surface dips in the center to better grip the tire. They are rust resistant, have a no-slip diamond tread.
- Universal Wheels: Car dollies with 4 swivel casters allow for mobility in all directions, which is suitable for single-person work. You can even rotate your car 180 degrees on flat ground. You have complete control over the direction and positioning of your vehicle.
- Simple Assembly: Car dolly set of 4 could quick to assemble – simply and easily install the included 3-inch ball bearing wheels on the base, and you are ready to get moving.
- Includes two vehicle dollies with onboard brakes and carrying handles
- Each dolly holds up to 1500 pounds for a total of 3000 pounds per pair
- 2-1/2-inch swiveling casters provide omni-directional movement around the garage
- Features a 12 by 16-inch diamond-plated surface along with ball-bearing construction
Last update on 2024-04-21 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.
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ulletin
Bulletin No.: 21-NA-281 INFORMATION Subject: Diagnostic Tip – Transmission Neutral Service Mode
Date: December, 2021 This bulletin replaces PIT5764B. Please discard PIT5764B.
Brand:
Model:
VIN:
ne: from to from to
Transmission: (Automatic)
4 Chevrolet GMC CT5
Escalade Models
Suburban Tahoe
Yukon Models
RPO MQA RPO MHS RPOs MHS, MQC Involved Region or Country Condition Diagnostic Information North America
Certain service procedures or scenarios may require the transmission to be shifted into Neutral so that the vehicle can be moved or to complete a repair.
Vehicles equipped with an internal Electronic Transmission Range Select (ETRS) system require hydraulic pressure to disengage the park mechanism. Please follow the information listed below when trying to place the transmission into Neutral.
Correction In cases where the engine can be started – Refer to the Neutral Service Mode document in SI (example Document ID # 5286309).
5641294 Page 2 December, 2021 Bulletin No.: 21-NA-281
5710077
In cases of an ETRS system fault or a no start condition
– If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates (example shown above) or the NEW Manual Park Release tool
DT-52910 shown above (1). The manual park release tool is available through the GM Special Service Tools website. This new tool will allow the transmission to be manually shifted to neutral, see example SI doc ID 5620825. The manual park release tool can be installed to temporarily shift the vehicle into Neutral when the engine is not running.
Warning: The transmission will be placed in
N (Neutral) when the manual park release is pulled. The vehicle can roll on you or others could be injured. Ensure the vehicle is on level ground, parking brake applied, and wheels blocked prior to installation of the manual park release.
Warning: If fuel system is opened the fuel pump should be disabled using the Fuel Pressure Relief, Alternate Method by the removing the B+ fuel pump control module fuse. Using the Fuel Pressure Relief, Scan Tool Method will allow the fuel pump to build pressure if the ignition is placed to run. See Fuel Pressure Relief in Service Information for complete instructions.
Caution: If the manual park release is pulled while the vehicle is on or if the ignition is turned on while the manual park release is pulled, the DIC will display a message to service the transmission.
Caution: The latching mechanism in the manual park release lever will release if the vehicle is started and placed in Park. An attempt to override this function or use of an un-approved tool may cause internal damage to the transmission.
Version 1 Modified Released November 30, 2021 Additional SI Keywords: tow, towing, haul, wrecker, truck
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.
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