diff --git a/selfdrive/car/gm/values.py b/selfdrive/car/gm/values.py
index c37aad7521..7744c86a54 100644
--- a/selfdrive/car/gm/values.py
+++ b/selfdrive/car/gm/values.py
@@ -177,7 +177,8 @@ FINGERPRINTS = {
 DBC: Dict[str, Dict[str, str]] = defaultdict(lambda: dbc_dict('gm_global_a_powertrain_generated', 'gm_global_a_object', chassis_dbc='gm_global_a_chassis'))
 
 EV_CAR = {CAR.VOLT, CAR.BOLT_EUV}
-# These cars are integrated at the camera
+
+# We're integrated at the camera with VOACC on these cars (instead of ASCM w/ OBD-II harness)
 CAMERA_ACC_CAR = {CAR.BOLT_EUV}
 
 STEER_THRESHOLD = 1.0