{"nhtsa_id":10089324,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-23","date":"2016-06-21","document_id":"42550","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"42550 - CUSTOMER SATISFACTION. CERTAIN VEHICLES, EQUIPPED WITH 6.0L CNG ENGINE (RPO LC8) AND DEDICATED CNG VEHICLE FUEL (RPO FHZ), MAY HAVE A CONDITION IN WHICH THE ENGINE STALLS AT THE END OF AN AGGRESSIVE DECELERATION EVENT OR ENGINE IDLE DROPS BELOW DESIRED RPM AFTER DECELERATION. IF THE ENGINE STALLS, THE OPERATOR WILL HAVE TO SHIFT TO PARK OR NEUTRAL TO RESTART THE ENGINE. DEALERS WILL REPROGRAM THE ENGINE CONTROL MODULE (ECM) AND TRANSMISSION CONTROL MODULE (TCM).","document":null,"url":"https://open.wenmarpro.com/bulletins/10089324","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_chevrolet_express"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}