20NA128
Service Bulletin Details
Public Details for: 20NA128
This technical bulletin provides a procedure to replace the fuel filter drain or assembly if found the cause of the customers complaint.
Models from 2020
2020 CHEVROLET EQUINOX |
2020 CHEVROLET EXPRESS |
2020 CHEVROLET MALIBU |
2020 GMC SAVANA |
2020 GMC TERRAIN |
Models from 2019
2019 CHEVROLET EQUINOX |
2019 CHEVROLET EXPRESS |
2019 CHEVROLET MALIBU |
2019 GMC SAVANA |
2019 GMC TERRAIN |
Models from 2018
2018 CHEVROLET EQUINOX |
2018 CHEVROLET EXPRESS |
2018 CHEVROLET MALIBU |
2018 GMC SAVANA |
2018 GMC TERRAIN |
Models from 2017
2017 CHEVROLET EQUINOX |
2017 CHEVROLET EXPRESS |
2017 CHEVROLET MALIBU |
2017 GMC SAVANA |
2017 GMC TERRAIN |
Bulletin No.: Service Bulletin Date: 20-NA-128 August, 2020 TECHNICAL Subject: Brand: Fuel Leak Under Vehicle, Fuel Odor Model: Model Year: from to VIN: from to Express Malibu GMC Transmission: LH7, LVL, LWW Equinox Chevrolet Engine: LWN 2017 2020 - - LVL Savana LWN Terrain LH7 - Involved Region or Country North America, Europe, GM Korea (Exclude 2019 Malibu from GM Korea) Condition Some customers may comment on one or more of the following conditions: • Fuel leak under the vehicle • Fuel odor Note: There may also be fuel present on component adjacent to the Fuel Filter, Fuel/ Water Separator. Cause 1 This condition may be caused by Fuel leaking at the Fuel/Water Separator Drain Plug Seal as shown in the photo. Cause 2 This condition may be caused by a fuel leak along the Fuel/Water Separator Body. Correction 1 5617297 If the source of the Fuel Leak is from the drain plug/seal, replace the drain plug and seal. ⇒ Tighten the fuel filter drain plug to 1.6 N m (14 lb in). Correction 2 Copyright 2020 General Motors LLC. All Rights Reserved. If the source of the fuel leak is along the Fuel Separator Body, please replace the Fuel Filter/Water Separator Assembly. Refer to Fuel Filter Assembly Replacement in SI. Page 2 August, 2020 Bulletin No.: 20-NA-128 Parts Information Causal Part Description Part Number Qty X PLUG, FUEL FLTR DRN 84428488 1 X FILTER, FUEL (W/ WAT SEP) 84428489 1 Warranty Information For vehicles repaired under warranty, use: Labor Operation Description Labor Time 4026770 Fuel Filter Replacement 4026790 Fuel Filter Assembly Replacement Use the Published Labor Operations Time Version 1 Modified Released July 27, 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