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Service bulletin PIP5647A

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10174857
Published by NHTSA2020-05-11
Manufacturer's numberPIP5647A
Manufacturer's date2020-04-24
NHTSA componentFUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM

NHTSA's summary

This Preliminary information communicates A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Engine oil level will be found over full and have a fuel odor. It will be found that the Engine oil is diluted with fuel. Small gas engines (SGE) May only have the engine oil level over full and have a fuel odor. It will be found that the Engine oil is diluted with fuel. This concern is caused by marshalling the vehicle around the lot before it is sold and/or short driver cycles.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Fuel system

Vehicles listed
BUICK ENCORE2016, 2017, 2018, 2019, 2020
CHEVROLET CRUZE2016, 2017, 2018, 2019
CHEVROLET EQUINOX2018, 2019, 2020
CHEVROLET MALIBU2016, 2017, 2018, 2019, 2020
CHEVROLET SILVERADO 15002019, 2020 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002019, 2020 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
23V0470002023-02-02. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
20196312019-12-12. Electrical
19V8880002019-12-12. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
19V8370002019-11-21. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
20194622019-09-19. Fuel System
19V6670002019-09-19. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
19V6420002019-09-06. ENGINE; ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20182892018-06-01. Fuel System
18V3580002018-05-31. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
20182512018-05-11. Fuel System

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
N2525155902026-01-27. Service campaign. Certain vehicles listed above, may have a condition in which the body-to-chassis ground strap may be corroded. Dealers will replace the ground strap.
22-NA-0072025-11-15. Service bulletin. This service bulletin provides procedures to correct customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions, Charge Air Cooler (CAC) Icing - Malfunction Indicator Lamp (MIL) Illuminated with DTCs P0299, P0234, P0236, P2227, P00C7 Set.
23-NA-1702025-10-25. Service bulletin. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
23-NA-2012025-10-21. Service bulletin. This service bulletin advises the technician of a possible loose ground that may be causing customer concerns of Loss of Steering Assist and/or Loss of Brake Assist and Malfunction Indicator Lamp (MIL) Illuminated.
23-NA-1192025-10-16. Service bulletin. This service bulletin provides service procedure information to correct a customer concern of Shift to Park Displayed on DIC When Vehicle is in- Park, No Start - DTC B000A Set.
18-NA-1802025-10-16. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
22-NA-1612025-09-27. Service bulletin. This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
18-NA-1802025-09-26. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
24-NA-1392025-06-07. Service bulletin. This service bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Malfunction Indicator Lamp (MIL) Illuminated – DTC P023F or P129F Set.
24-NA-2292025-06-03. Service bulletin. This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.