{"nhtsa_id":626064,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-12-12","date":"2001-09-28","document_id":"PI542","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"SOME MODEL CHASSIS MANUFACTURED BETWEEN 3/26/01 AND 6/18/01 MAY HAVE CRACKS IN THE END GUSSET SECTION OF THE REAR ENGINE MOUNTS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/626064","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CH","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]}],"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":[]}