{"nhtsa_id":11032955,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-05-28","date":"2026-05-21","document_id":"PIP6115","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"The document advise technicians after an engine repair involving removal of the camshaft actuators, the vehicle may set p1101 P0172 and or stalls when taken off idle. The technician is instructed to verify the intake and exhaust camshaft actuators are installed onto the correct camshafts.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032955-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11032955-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11032955","components":[],"codes":["P0172"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"CT4","year_from":2020,"year_to":2026,"match":"exact","vehicle_ids":["2020_cadillac_ct4","2021_cadillac_ct4","2022_cadillac_ct4","2023_cadillac_ct4","2024_cadillac_ct4","2025_cadillac_ct4","2026_cadillac_ct4"]},{"make":"CHEVROLET","model":"COLORADO","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_chevrolet_colorado","2024_chevrolet_colorado","2025_chevrolet_colorado","2026_chevrolet_colorado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2019,"year_to":2026,"match":"base","vehicle_ids":["2019_chevrolet_silverado","2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado","2023_chevrolet_silverado","2024_chevrolet_silverado","2025_chevrolet_silverado","2026_chevrolet_silverado"]},{"make":"GMC","model":"CANYON","year_from":2023,"year_to":2026,"match":"exact","vehicle_ids":["2023_gmc_canyon","2024_gmc_canyon","2025_gmc_canyon","2026_gmc_canyon"]},{"make":"GMC","model":"SIERRA 1500","year_from":2019,"year_to":2026,"match":"base","vehicle_ids":["2019_gmc_sierra","2020_gmc_sierra","2021_gmc_sierra","2022_gmc_sierra","2023_gmc_sierra","2024_gmc_sierra","2025_gmc_sierra","2026_gmc_sierra"]}],"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":[]}