{"nhtsa_id":10193437,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-17","date":"2021-04-07","document_id":"PIP5800","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; EQUIPMENT","mfr_system":null,"summary":"This Preliminary information communicates some customers may comment that the vehicle exhibits a lack of power when driving up grades or after the vehicle has been idling for long periods of time in high ambient temperatures (90 degrees or above). This condition is more noticeable when the vehicle is outfitted with heavy work equipment on the back such as work boxes or ambulance bodies. When the ambient temperature drops below 90 degrees you may notice that the condition is less noticeable or eliminated altogether. This condition is caused by the high ambient temperatures 90 degrees effecting the intake air flow to the engine","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10193437-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10193437-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10193437","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_chevrolet_express","2017_chevrolet_express","2018_chevrolet_express","2019_chevrolet_express","2020_chevrolet_express"]},{"make":"GMC","model":"SAVANA","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_gmc_savana","2017_gmc_savana","2018_gmc_savana","2019_gmc_savana","2020_gmc_savana"]}],"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":[]}