# Service bulletin PIP5737

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: 10178326
- Published by NHTSA: 2020\-08\-10
- Manufacturer's number: PIP5737
- Manufacturer's date: 2020\-06\-13
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PIPES, HOSES, AND FITTINGS

## NHTSA's summary

This Preliminary information communicates additional diagnostic tips when diagnosing engine oil leaks on these vehicles.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178326-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178326-9999.pdf)

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

## Components

Engine, Engine oil and lubrication

## Vehicles listed

- 2020 CADILLAC CT4
- 2019 to 2020 CHEVROLET SILVERADO 1500
- 2019 to 2020 GMC SIERRA 1500

## Other bulletins for the same vehicles and component

- [22\-NA\-232](/bulletins/10239046.md), 2023-07-11, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP. This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
- [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.
- [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.
- [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.

JSON: [/v1/bulletins/10178326](/v1/bulletins/10178326)

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