diff --git a/automotive/vehicle/2.0/types.hal b/automotive/vehicle/2.0/types.hal
index 15ba494..12e2257 100644
--- a/automotive/vehicle/2.0/types.hal
+++ b/automotive/vehicle/2.0/types.hal
@@ -654,7 +654,8 @@
      * HVAC current temperature.
      *
      * @change_mode VehiclePropertyChangeMode:ON_CHANGE
-     * @access VehiclePropertyAccess:READ_WRITE
+     * @access VehiclePropertyAccess:READ
+     * @unit VehicleUnit:CELSIUS
      */
     HVAC_TEMPERATURE_CURRENT = (
         0x0502
@@ -667,6 +668,7 @@
      *
      * @change_mode VehiclePropertyChangeMode:ON_CHANGE
      * @access VehiclePropertyAccess:READ_WRITE
+     * @unit VehicleUnit:CELSIUS
      */
     HVAC_TEMPERATURE_SET = (
         0x0503
@@ -791,7 +793,7 @@
         | VehicleArea:SEAT),
 
     /**
-     * Seat temperature
+     * Seat heating/cooling
      *
      * Negative values indicate cooling.
      * 0 indicates off.
@@ -847,9 +849,11 @@
     /**
      * Temperature units for display
      *
-     * Indicates whether the temperature is in Celsius, Fahrenheit, or a
-     * different unit from VehicleUnit enum.  This parameter MAY be used for
-     * displaying any HVAC temperature in the system.
+     * Indicates whether the vehicle is displaying temperature to the user as
+     * Celsius or Fahrenheit.
+     * This parameter MAY be used for displaying any HVAC temperature in the system.
+     * Values must be one of VehicleUnit::CELSIUS or VehicleUnit::FAHRENHEIT
+     * Note that internally, all temperatures are represented in floating point Celsius.
      *
      * @change_mode VehiclePropertyChangeMode:ON_CHANGE
      * @access VehiclePropertyAccess:READ_WRITE
@@ -1629,8 +1633,8 @@
     /**
      * Window Position
      *
-     * Max = window up / closed
-     * Min = window down / open
+     * Min = window up / closed
+     * Max = window down / open
      *
      * For a window that may open out of plane (i.e. vent mode of sunroof) this
      * parameter will work with negative values as follows:
@@ -1652,25 +1656,25 @@
     /**
      * Window Move
      *
-     * Max = window up / closed
-     * Min = window down / open
-     * Magnitude denotes relative speed.  I.e. +2 is faster than +1 in raising
+     * Max = Open the window as fast as possible
+     * Min = Close the window as fast as possible
+     * Magnitude denotes relative speed.  I.e. +2 is faster than +1 in closing
      * the window.
      *
      * For a window that may open out of plane (i.e. vent mode of sunroof) this
      * parameter will work as follows:
      *
-     *  If sunroof is open:
-     *    Max = open the sunroof further, automatically stop when fully open.
-     *    Min = close the sunroof, automatically stop when sunroof is closed.
+     * If sunroof is open:
+     *   Max = open the sunroof further, automatically stop when fully open.
+     *   Min = close the sunroof, automatically stop when sunroof is closed.
      *
      * If vent is open:
-     *  Max = close the vent, automatically stop when vent is closed.
-     *  Min = open the vent further, automatically stop when vent is fully open.
+     *   Max = close the vent, automatically stop when vent is closed.
+     *   Min = open the vent further, automatically stop when vent is fully open.
      *
-     * If window is in the closed position:
-     *  Max = open the sunroof, automatically stop when sunroof is fully open.
-     *  Min = open the vent, automatically stop when vent is fully open.
+     * If sunroof is in the closed position:
+     *   Max = open the sunroof, automatically stop when sunroof is fully open.
+     *   Min = open the vent, automatically stop when vent is fully open.
      *
      * @change_mode VehiclePropertyChangeMode:ON_CHANGE
      * @access VehiclePropertyAccess:READ_WRITE
diff --git a/current.txt b/current.txt
index 7e4b102..75b1a06 100644
--- a/current.txt
+++ b/current.txt
@@ -299,7 +299,7 @@
 3b17c1fdfc389e0abe626c37054954b07201127d890c2bc05d47613ec1f4de4f android.hardware.automotive.evs@1.0::types
 b3caf524c46a47d67e6453a34419e1881942d059e146cda740502670e9a752c3 android.hardware.automotive.vehicle@2.0::IVehicle
 7ce8728b27600e840cacf0a832f6942819fe535f9d3797ae052d5eef5065921c android.hardware.automotive.vehicle@2.0::IVehicleCallback
-848fb32d5ca79dd527d966e67c0af5874b6d7b361246b491e315cf7dea7888ab android.hardware.automotive.vehicle@2.0::types
+2e1815967a3e3278a7f304ed7efc04fbc56d0bb65b3126248c3a0d515b93f63d android.hardware.automotive.vehicle@2.0::types
 32cc50cc2a7658ec613c0c2dd2accbf6a05113b749852879e818b8b7b438db19 android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioHost
 ff4be64d7992f8bec97dff37f35450e79b3430c61f85f54322ce45bef229dc3b android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioOffload
 27f22d2e873e6201f9620cf4d8e2facb25bd0dd30a2b911e441b4600d560fa62 android.hardware.bluetooth.a2dp@1.0::types