diff --git a/power-sequencer/ucd90160.hpp b/power-sequencer/ucd90160.hpp
index e470614..cf4baad 100644
--- a/power-sequencer/ucd90160.hpp
+++ b/power-sequencer/ucd90160.hpp
@@ -61,6 +61,20 @@
     private:
 
         /**
+         * Reports an error for a GPU PGOOD failure
+         *
+         * @param[in] callout - the GPU callout string
+         */
+        void gpuPGOODError(const std::string& callout);
+
+        /**
+         * Reports an error for a GPU OverTemp failure
+         *
+         * @param[in] callout - the GPU callout string
+         */
+        void gpuOverTempError(const std::string& callout);
+
+        /**
          * Given the device path for a chip, find its gpiochip
          * path
          *