2018 gm lifter service bulletin

3L L84 V8 engine.

If the customer has experienced prior valve lifter failures, dealers can choose one of three options: replace one bank of lifters and offer the customer a 60-month, 100,000. Summary: Some customers may comment on a malfunction indicator lamp (MIL) on and/or an engine misfire/tick noise. . A TSB is issued by an automaker when there is a growing trend with an unanticipated. 4 hrs (Silverado, Sierra) 14. 2018–2019 GMC Terrain (RPO LH7) 2017–2022 GMC Savana (RPO LWN) 2017–2024 Chevrolet Sierra 2500/3500 (RPO L5P). They are written to inform these.

A TSB is issued by an automaker when there is a growing trend with an unanticipated. . If the customer has experienced prior valve lifter failures, dealers can choose one of three options: replace one bank of lifters and offer the customer a 60-month, 100,000. Aug 1, 2021 · 5. Sep 24, 2020 · The bulletin also says that “if no cylinder leakage is observed it will be necessary to replace all valve springs on both banks if the vehicle is built between June 1, 2020 to September 15, 2020. .

. . General Motors To Replace 98 Defective 8-Speeds Installed 2021 Silverado & Sierra 1500 Pickups Recalls & Service Bulletins Zane Merva - March 10, 2021 GM is launching a "customer satisfaction program" to address ninety-eight 2021 Silverado and Sierra, which have 8-speed transmissions that are certified duds.

Refer to and selecting the correct repair instructions based on your engine RPO (L84 or L87).

2L V8 engines.