From 4013a70e9d0d2fc14bdad155e8c42d5a11fe2121 Mon Sep 17 00:00:00 2001
From: firestarsdog <229254897+firestarsdog@users.noreply.github.com>
Date: Thu, 16 Jul 2026 10:29:47 -0400
Subject: [PATCH] Ex Tee Four Cee Cee

---
 opendbc_repo/opendbc/car/gm/fingerprints.py          | 1 +
 opendbc_repo/opendbc/car/gm/interface.py             | 2 +-
 opendbc_repo/opendbc/car/gm/values.py                | 5 +++++
 opendbc_repo/opendbc/car/torque_data/substitute.toml | 1 +
 4 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/opendbc_repo/opendbc/car/gm/fingerprints.py b/opendbc_repo/opendbc/car/gm/fingerprints.py
index 9a2277ab3..197f9ed0d 100644
--- a/opendbc_repo/opendbc/car/gm/fingerprints.py
+++ b/opendbc_repo/opendbc/car/gm/fingerprints.py
@@ -220,6 +220,7 @@ FINGERPRINTS.update({
   CAR.CHEVROLET_MALIBU_SDGM: FINGERPRINTS[CAR.CHEVROLET_MALIBU_CC],
   CAR.BUICK_BABYENCLAVE: FINGERPRINTS[CAR.CHEVROLET_TRAVERSE],
   CAR.CHEVROLET_SILVERADO_CC: FINGERPRINTS[CAR.CHEVROLET_SILVERADO],
+  CAR.CADILLAC_XT4_CC: FINGERPRINTS[CAR.CADILLAC_XT4],
   CAR.BUICK_LACROSSE_ASCM: FINGERPRINTS[CAR.BUICK_LACROSSE],
 })
 
diff --git a/opendbc_repo/opendbc/car/gm/interface.py b/opendbc_repo/opendbc/car/gm/interface.py
index 8209f31ad..6cf2f8a47 100755
--- a/opendbc_repo/opendbc/car/gm/interface.py
+++ b/opendbc_repo/opendbc/car/gm/interface.py
@@ -497,7 +497,7 @@ class CarInterface(CarInterfaceBase):
       ret.steerActuatorDelay = 0.2
       CarInterfaceBase.configure_torque_tune(candidate, ret.lateralTuning)
 
-    elif candidate == CAR.CADILLAC_XT4:
+    elif candidate in (CAR.CADILLAC_XT4, CAR.CADILLAC_XT4_CC):
       ret.steerActuatorDelay = 0.2
       if not ret.openpilotLongitudinalControl:
         ret.minEnableSpeed = -1.
diff --git a/opendbc_repo/opendbc/car/gm/values.py b/opendbc_repo/opendbc/car/gm/values.py
index 75cc5c2e0..5410a60f3 100644
--- a/opendbc_repo/opendbc/car/gm/values.py
+++ b/opendbc_repo/opendbc/car/gm/values.py
@@ -372,6 +372,10 @@ class CAR(Platforms):
     [GMCarDocs("Cadillac XT4 2023", "Driver Assist Package")],
     GMCarSpecs(mass=1660, wheelbase=2.78, steerRatio=14.4, centerToFrontRatio=0.4),
   )
+  CADILLAC_XT4_CC = GMPlatformConfig(
+    [GMCarDocs("Cadillac XT4 - No-ACC")],
+    CADILLAC_XT4.specs,
+  )
   CADILLAC_XT5 = GMSDGMPlatformConfig(
     [GMCarDocs("Cadillac XT5 2022", "Driver Assist Package")],
     CarSpecs(mass=1810, wheelbase=2.86, steerRatio=16.34, centerToFrontRatio=0.5),
@@ -574,6 +578,7 @@ CC_ONLY_CAR = {
   CAR.CHEVROLET_MALIBU_CC,
   CAR.CHEVROLET_MALIBU_HYBRID_CC,
   CAR.CHEVROLET_SILVERADO_CC,
+  CAR.CADILLAC_XT4_CC,
 }
 CC_REGEN_PADDLE_CAR = {
   CAR.CHEVROLET_BOLT_CC_2018_2021,
diff --git a/opendbc_repo/opendbc/car/torque_data/substitute.toml b/opendbc_repo/opendbc/car/torque_data/substitute.toml
index 4f644c0c3..401af9d64 100644
--- a/opendbc_repo/opendbc/car/torque_data/substitute.toml
+++ b/opendbc_repo/opendbc/car/torque_data/substitute.toml
@@ -121,5 +121,6 @@ legend = ["LAT_ACCEL_FACTOR", "MAX_LAT_ACCEL_MEASURED", "FRICTION"]
 "GMC_YUKON_CC" = "CHEVROLET_SILVERADO"
 "CHEVROLET_TRAILBLAZER_CC" = "CHEVROLET_TRAILBLAZER"
 "CHEVROLET_SILVERADO_CC" = "CHEVROLET_SILVERADO"
+"CADILLAC_XT4_CC" = "CADILLAC_XT4"
 
 "CHEVROLET_TRAX" = "CHEVROLET_VOLT"