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p1d73

  1. MidnightHemi

    ECM Code P1D73 “AGS Performance”

    Hey guyz, I own 20’ 1500 bighorn modnight edition. My fan kicks in at 107-108C, brings it down to 99-101C and does the same thing over and over while idling, but I get an engine check light when this happening, ive checked it with my OBD, and the code is P1D73 “AGS(active grill shutter)...
    • MidnightHemi
    • Thread
    • active grille shutter actuator ags performance can-c bus ecm grille shutter p1d73 temperatures u0002-00
    • Replies: 0
    • Forum: 5.7 Hemi V8
  2. Nsleone

    Engine Codes

    Hello all, I've had my 2020 ram 1500 for about 3 months now (got it new) and I have just over 8200 miles on it with no issues until tonight. Tonight just after pulling out of the driveway the engine light came on and my OBDII reader showed codes P1D73 and U1850. According to the internet those...
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