        ret.openpilotLongitudinalControl = True
        ret.networkLocation = NetworkLocation.gateway
        ret.radarOffCan = False
        ret.pcmCruise = False  # stock non-adaptive cruise control is kept off
  
      # These cars have been put into dashcam only due to both a lack of users and test coverage.
      # These cars likely still work fine. Once a user confirms each car works and a test route is
      # added to selfdrive/car/tests/routes.py, we can remove it from this list.
 
</s> remove       # Handle ACCButtons changing buttons mid-press
 </s> add     # Enabling at a standstill with brake is allowed
    # TODO: verify 17 Volt can enable for the first time at a stop and allow for all GMs
    if ret.vEgo < self.CP.minEnableSpeed and not (ret.standstill and ret.brake >= 20 and
                                                  self.CP.networkLocation == NetworkLocation.fwdCamera): </s> remove       ret.wheelbase = 2.69
 </s> add  </s> remove       ret.mass = 1363. + STD_CARGO_KG
 </s> add  </s> remove     if self.CP.networkLocation == NetworkLocation.fwdCamera and self.CP.pcmCruise:
      # The ECM has a higher brake pressed threshold than the camera, causing an
      # ACC fault when you engage at a stop with your foot partially on the brake
      if ret.vEgoRaw < 0.1 and ret.brake < 20:
        events.add(EventName.gmAccFaultedTemp)

 </s> add 
      # supports stop and go, but initial engage must (conservatively) be above 18mph
      ret.minEnableSpeed = 18 * CV.MPH_TO_MS
        ret.openpilotLongitudinalControl = True
        ret.networkLocation = NetworkLocation.gateway
        ret.radarOffCan = False
        ret.pcmCruise = False  # stock non-adaptive cruise control is kept off
      # supports stop and go, but initial engage must (conservatively) be above 18mph
      ret.minEnableSpeed = 18 * CV.MPH_TO_MS
  
      # These cars have been put into dashcam only due to both a lack of users and test coverage.
      # These cars likely still work fine. Once a user confirms each car works and a test route is
      # added to selfdrive/car/tests/routes.py, we can remove it from this list.
keep keep keep add keep keep keep keep
 GM camera ACC: show under enable speed alert (#26148)

* fix the fault more generically

* fix

* need this

* some clean up

* comment and use standstill

* comment

* add comment

* better fix

* rm

* better (for now)

* update docs 
selfdrive/car/gm/interface.py