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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 198 (Manual Transmission - TREMEC 6-Speed (M3L Mg9)) >> Diagnostic Information and Procedures >> DTC P0502 or P0503: Vehicle Speed Sensor (MG9) >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

P0502 

Transmission output shaft speed is 60 RPM or less for 4.5 s.

P0503 

Transmission output shaft speed drops 350 RPM in less than 3 s.