![]() These repairs must be performed upon arrival at the dealership and before the vehicles are sold to customers.Īffected components: valve lifter, valve lifter lock pin spring. ![]() The fix: dealership technicians are instructed to replace both banks of cylinders in affected vehicles. As we reported in a previous article that addressed these widespread GM V8 engine valve lifter issues, affected vehicles may produce a service engine light, along with a misfire, peculiar engine noise and engine damage. The hazards: this problem does not pose a safety hazard, however a broken valve lifter long spring can lead to various engine problems. This problem only affectes vehicles equipped with the naturally aspirated 5.3L L84 V8 or 6.2L L87 V8 gasoline engines. The problem: affected vehicles may have or may be prone to experiencing a broken valve lifter lock pin spring. General Motors has issued a service update for 2021 model year full-size truck and SUV models that are being shipped to dealerships and may be affected by valve lifter problems.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |