22-NA-057
Service Bulletin Details
Public Details for: 22-NA-057
This technical bulletin provides a procedure replace the tappet that is located on the fuel door.
Models from 2022
2022 CADILLAC ESCALADE |
2022 CADILLAC ESCALADE ESV |
2022 CADILLAC XT6 |
2022 CHEVROLET BLAZER |
2022 CHEVROLET SUBURBAN |
2022 CHEVROLET SUBURBAN 1500 |
2022 CHEVROLET TAHOE |
2022 GMC YUKON |
2022 GMC YUKON XL |
Models from 2021
2021 CADILLAC ESCALADE |
2021 CADILLAC ESCALADE ESV |
2021 CADILLAC XT6 |
2021 CHEVROLET BLAZER |
2021 CHEVROLET SUBURBAN |
2021 CHEVROLET SUBURBAN 1500 |
2021 CHEVROLET TAHOE |
2021 GMC YUKON |
2021 GMC YUKON XL |
Models from 2020
2020 CADILLAC XT6 |
2020 CHEVROLET BLAZER |
Models from 2019
2019 CHEVROLET BLAZER |
Service Bulletin Bulletin No.: 22-NA-057 Date: April, 2022 TECHNICAL Subject: Brand: Cadillac Chevrolet GMC Fuel Door Does Not Open, Fuel Door Tappet Falls Out of the Hinge Model: Escalade Models Model Year: from from to 2022 — — Engine: Transmission: 2021 XT6 2020 Blazer 2019 Suburban 2021 Tahoe 2021 Yukon Models 2021 Copyright 2022 General Motors LLC. All Rights Reserved. VIN: to — — Page 2 April, 2022 Bulletin No.: 22-NA-057 Involved Region or Country North America Condition Some customers may comment on having one of the following conditions: • Fuel door does not open • Fuel door tappet falls out of the hinge 6003725 Cause 6014256 This condition may be caused by the tappet, as shown in the picture above (tappet and rubber boot) (1), becomes detached making the tappet loose in the housing hinge (2) misaligning the tappet to the lock actuator or the tappet is no longer retained to the hinge (missing tappet). The misalignment of the tappet to the lock actuator could cause the fuel door to not operate correctly and in some cases damage the lock actuator or lock actuator mount (3), shown in the picture above. A missing tappet boot may also cause the tappet to become detached to the hinge as the boot is part of the secure attachment of the tappet to the hinge. Correction If the tappet or boot is missing, replace the tappet following the procedure below. Note: Replace the fuel door if it is damaged, new fuel door comes with the tappet. Bulletin No.: 22-NA-057 April, 2022 Page 3 Service Procedure 1. Remove the tappet, turn clockwise ¼ turn and discard. 2. Align the new tappet base tabs to the hinge opening and turn counter clockwise ¼ turn, making sure the tappet boot is correctly positioned and Note: The new tappet should NOT have any movement in any direction. Parts Information Causal Part Description Part Number Qty X RETAINER-F/ TNKFIL DR HOLD OPEN 86785559 1 Warranty Information For vehicles repaired under the Bumper-to-Bumper coverage (Canada Base Warranty coverage), use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation Description Labor Time 1481618* Tappet Replacement On Fuel Tank Filler Pipe Housing 0.3 hrs. *This is a unique Labor Operation for Bulletin use only. Version 1 Modified Released April 21, 2022 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