# Service bulletin 22\-NA\-232

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10239046
- Published by NHTSA: 2023\-07\-11
- Manufacturer's number: 22\-NA\-232
- Manufacturer's date: 2023\-06\-14
- NHTSA component: POWER TRAIN; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP

## NHTSA's summary

This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239046-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239046-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Transmission and driveline, Engine oil and lubrication

## Vehicles listed

- 2021 to 2023 CADILLAC CT4
- 2020 to 2023 CADILLAC CT5
- 2019 to 2020 CADILLAC CT6
- 2021 to 2023 CADILLAC ESCALADE
- 2021 to 2023 CADILLAC ESCALADE ESV
- 2021 CADILLAC ESCALADE NA
- 2020 to 2023 CHEVROLET CAMARO
- 2019 to 2023 CHEVROLET SILVERADO 1500
- 2021 to 2023 CHEVROLET SUBURBAN
- 2021 to 2022 CHEVROLET SUBURBAN 1500
- 2021 to 2023 CHEVROLET TAHOE
- 2019 to 2023 GMC SIERRA 1500
- 2021 to 2023 GMC YUKON
- 2021 to 2023 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [19\-NA\-218](/bulletins/10231365.md), 2023-02-07, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; ENGINE AND ENGINE COOLING. This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.
- [PIE0651A](/bulletins/10215771.md), 2022-07-18, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN; UNKNOWN OR OTHER. Engineering Information.
- [22NA009](/bulletins/10212625.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin\-On Oil Filters.
- [18NA150](/bulletins/10212608.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
- [16NA222](/bulletins/10212588.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN; UNKNOWN OR OTHER. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
- [PIE0651A](/bulletins/10205745.md), 2022-01-03, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This engineering information \(EI\) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil drops on the ground where their vehicle was parked that came from the underneath of the front of vehicle \(New Vehicle, before first oil change Only\).
- [N212326940](/bulletins/10200186.md), 2021-08-09, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION: OIL COOLER. Customer Satisfaction Program. Certain vehicles, may have a condition in which the engine oil cooler \(EOC\) lines may leak and detach from the crimp joints. Exposure to cold temperature may also aggravate this condition. If the EOC lines leak, there may be an oil leak on the ground and if the EOC lines detach while operating the vehicle, there will be an immediate decrease in oil pressure. This will coincide with a warning on the driver information center display \(?Oil Pressure Low Turn Vehicle Off?\), along with warning chimes. If the customer continues to operate the vehicle, a loss of propulsion is possible. Dealers are to replace the engine oil cooler lines, oil, oil filter and refill the coolant.
- [010601011L](/bulletins/10187625.md), 2021-03-01, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION; EQUIPMENT. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
- [PIP5762](/bulletins/10185725.md), 2021-01-25, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This preliminary information communicates to technicians a possible valve cover causing oil consusmption and the repair.
- [17NA408](/bulletins/10183152.md), 2020-11-30, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION: OIL COOLER. This service bulletin informs the technician that if the vehicle has an engine misfire with DTC P0300 set, and supercharger?s cooling system has been previously repaired, it must be properly evacuated and filled.

JSON: [/v1/bulletins/10239046](/v1/bulletins/10239046)

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