diff --git a/opendbc/car/gm/interface.py b/opendbc/car/gm/interface.py
index 38adf80d626..acbabb2ebef 100755
--- a/opendbc/car/gm/interface.py
+++ b/opendbc/car/gm/interface.py
@@ -111,6 +111,11 @@ def _get_params(ret: structs.CarParams, candidate, fingerprint, car_fw, alpha_lo
       ret.vEgoStopping = 0.25
       ret.vEgoStarting = 0.25
 
+      if candidate in CAMERA_ACC_CAR:
+        ret.longitudinalTuning.kiV = [0.5] * len(ret.longitudinalTuning.kiBP)
+        ret.stoppingDecelRate = 1.0
+        ret.stopAccel = -0.25
+
       if alpha_long:
         ret.pcmCruise = False
         ret.openpilotLongitudinalControl = True