{"nhtsa_id":10168973,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-12-09","date":"2019-11-20","document_id":"PIP5658A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary information communicates There may be a concern where coolant heat shrink clamps need to be replaced for a coolant leak and/or for a service repair. Difficult to get the heat shrink clamps?to seal the coolant hose. For locations that are inaccessible to a heat gun, use hose clamp p/n 1518389C1, torque @ 9-11 Nm (79 - 97 lb in).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168973-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10168973-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10168973","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 4500","year_from":2019,"year_to":2019,"match":"base","vehicle_ids":["2019_chevrolet_silverado"]}],"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":[]}