{"vehicle":{"id":"2015_cadillac_ats","year":2015,"make":"Cadillac","model":"ATS"},"code":"P0502","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":10201131,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-07","date":"2015-12-01","document_id":"PI1489A","mfr_campaign":null,"component":"BACK OVER PREVENTION; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)","summary":"Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10201131-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10201131-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201131"},{"nhtsa_id":10190567,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-26","date":"2015-12-01","document_id":"PI1489A","mfr_campaign":null,"component":"POWER TRAIN:MANUAL TRANSMISSION; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)","summary":"Malfunction Indicator Lamp (MIL) Illuminated, Intermittently Unable to Shift into Reverse, DTC P0502 Set Condition/Concern Some customers may comment on a malfunction indicator lamp (MIL) illuminated. They may also comment that they intermittently are unable to shift into Reverse. When checking the vehicle for DTCs, the engine control module (ECM) may report P0502 as current or in history. This may be caused by water intrusion into the vehicle’s manual transmission output speed sensor or could be induced by the customer slipping the clutch for an extended period of time, as in holding the vehicle on a hill.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10190567-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10190567-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10190567"},{"nhtsa_id":10113686,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2015-06-10","document_id":"PI1489","mfr_campaign":null,"component":"EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","summary":"This preliminary informational bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) illuminated. Technician may find DTC P0502: Vehicle Speed Sensor (VSS) Circuit Low Voltage.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10113686-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10113686-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10113686"},{"nhtsa_id":10075718,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-07-07","date":"2015-12-18","document_id":"PI11489B","mfr_campaign":null,"component":"POWER TRAIN:MANUAL TRANSMISSION","summary":"ome customers may comment on a malfunction indicator lamp (MIL) illuminated. They may also comment that they intermittently are unable to shift into Reverse. When checking the vehicle for DTCs, the engine control module (ECM) may report P0502 as current or in history. This may be caused by water intrusion into the vehicle’s manual transmission output speed sensor or could be induced by the customer slipping the clutch for an extended period of time, as in holding the vehicle on a hill.","document":null,"url":"https://open.wenmarpro.com/bulletins/10075718"},{"nhtsa_id":10075717,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-07-07","date":"2015-12-04","document_id":"PI1489A","mfr_campaign":null,"component":"POWER TRAIN:MANUAL TRANSMISSION","summary":"Some customers may comment on a malfunction indicator lamp (MIL) illuminated. They may also comment that they intermittently are unable to shift into Reverse. When checking the vehicle for DTCs, the engine control module (ECM) may report P0502 as current or in history. This may be caused by water intrusion into the vehicle’s manual transmission output speed sensor or could be induced by the customer slipping the clutch for an extended period of time, as in holding the vehicle on a hill.","document":null,"url":"https://open.wenmarpro.com/bulletins/10075717"}],"url":"https://open.wenmarpro.com/makes/cadillac/ats/2015/bulletins?code=P0502"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/cadillac/ats/2015/codes/P0502","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}