diff --git a/selfdrive/car/gm/interface.py b/selfdrive/car/gm/interface.py
index 310a348fe..eae4ff631 100644
--- a/selfdrive/car/gm/interface.py
+++ b/selfdrive/car/gm/interface.py
@@ -208,6 +208,9 @@ class CarInterface(CarInterfaceBase):
       ret.steerActuatorDelay = 0.2
       CarInterfaceBase.configure_torque_tune(candidate, ret.lateralTuning)
       ret.lateralTuning.torque.kp = 1.0
+      if ret.enableGasInterceptor:
+        # ACC Bolts use pedal for full longitudinal control, not just sng
+        ret.flags |= GMFlags.PEDAL_LONG.value
 
     if candidate == CAR.CHEVROLET_SILVERADO:
       # On the Bolt, the ECM and camera independently check that you are either above 5 kph or at a stop