diff --git a/Marlin/src/Marlin.cpp b/Marlin/src/Marlin.cpp
index ede4653aed..fb647284cf 100644
--- a/Marlin/src/Marlin.cpp
+++ b/Marlin/src/Marlin.cpp
@@ -374,10 +374,6 @@ bool pin_is_protected(const int8_t pin) {
   return false;
 }
 
-#if HAS_TEMP_BED
-  #include "gcode/temperature/M190.h"
-#endif
-
 #include "gcode/host/M110.h"
 
 #include "gcode/control/M111.h"
@@ -397,8 +393,6 @@ bool pin_is_protected(const int8_t pin) {
   #endif
 #endif
 
-#include "gcode/temperature/M140.h"
-
 #if ENABLED(ULTIPANEL)
   #include "gcode/lcd/M145.h"
 #endif
diff --git a/Marlin/src/gcode/gcode.cpp b/Marlin/src/gcode/gcode.cpp
index 6f18733ef3..c02c2f1e51 100644
--- a/Marlin/src/gcode/gcode.cpp
+++ b/Marlin/src/gcode/gcode.cpp
@@ -138,14 +138,12 @@ extern void gcode_M126();
 extern void gcode_M127();
 extern void gcode_M128();
 extern void gcode_M129();
-extern void gcode_M140();
 extern void gcode_M145();
 extern void gcode_M149();
 extern void gcode_M150();
 extern void gcode_M163();
 extern void gcode_M164();
 extern void gcode_M165();
-extern void gcode_M190();
 extern void gcode_M201();
 extern void gcode_M203();
 extern void gcode_M204();
@@ -470,10 +468,10 @@ void GcodeSuite::process_next_command() {
           break;
       #endif
 
-      case 140: // M140: Set bed temperature
-        gcode_M140();
-        break;
-
+      #if HAS_HEATER_BED && HAS_TEMP_BED
+        case 140: M140(); break;  // M140: Set bed temperature
+        case 190: M190(); break;  // M190: Wait for bed temperature to reach target
+      #endif
 
       case 105: // M105: Report current temperature
         M105();
@@ -484,12 +482,6 @@ void GcodeSuite::process_next_command() {
         case 155: M155(); break;  // M155: Set temperature auto-report interval
       #endif
 
-      #if HAS_TEMP_BED
-        case 190: // M190: Wait for bed temperature to reach target
-          gcode_M190();
-          break;
-      #endif // HAS_TEMP_BED
-
       #if FAN_COUNT > 0
         case 106: M106(); break;  // M106: Fan On
         case 107: M107(); break;  // M107: Fan Off
diff --git a/Marlin/src/gcode/gcode.h b/Marlin/src/gcode/gcode.h
index 26ff734429..f74ccef26f 100644
--- a/Marlin/src/gcode/gcode.h
+++ b/Marlin/src/gcode/gcode.h
@@ -502,8 +502,9 @@ private:
     #endif
   #endif
 
-  #if HAS_TEMP_BED
+  #if HAS_HEATER_BED && HAS_TEMP_BED
     static void M140();
+    static void M190();
   #endif
 
   #if ENABLED(ULTIPANEL)
@@ -532,10 +533,6 @@ private:
     #endif
   #endif
 
-  #if HAS_TEMP_BED
-    static void M190();
-  #endif
-
   static void M200();
   static void M201();
 
diff --git a/Marlin/src/gcode/temperature/M140.h b/Marlin/src/gcode/temperature/M140.cpp
similarity index 83%
rename from Marlin/src/gcode/temperature/M140.h
rename to Marlin/src/gcode/temperature/M140.cpp
index 3cf7d42bce..f30d04c163 100644
--- a/Marlin/src/gcode/temperature/M140.h
+++ b/Marlin/src/gcode/temperature/M140.cpp
@@ -20,10 +20,19 @@
  *
  */
 
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_HEATER_BED && HAS_TEMP_BED
+
+#include "../gcode.h"
+#include "../../module/temperature.h"
+
 /**
  * M140: Set bed temperature
  */
-void gcode_M140() {
+void GcodeSuite::M140() {
   if (DEBUGGING(DRYRUN)) return;
   if (parser.seenval('S')) thermalManager.setTargetBed(parser.value_celsius());
 }
+
+#endif // HAS_HEATER_BED && HAS_TEMP_BED
diff --git a/Marlin/src/gcode/temperature/M190.h b/Marlin/src/gcode/temperature/M190.cpp
similarity index 89%
rename from Marlin/src/gcode/temperature/M190.h
rename to Marlin/src/gcode/temperature/M190.cpp
index c80ccc3f05..ef18a50ebe 100644
--- a/Marlin/src/gcode/temperature/M190.h
+++ b/Marlin/src/gcode/temperature/M190.cpp
@@ -20,7 +20,24 @@
  *
  */
 
+#include "../../inc/MarlinConfig.h"
+
+#if HAS_HEATER_BED && HAS_TEMP_BED
+
 #include "../gcode.h"
+#include "../../module/motion.h"
+#include "../../module/temperature.h"
+#include "../../lcd/ultralcd.h"
+
+#if ENABLED(PRINTJOB_TIMER_AUTOSTART)
+  #include "../../module/printcounter.h"
+#endif
+
+#if ENABLED(PRINTER_EVENT_LEDS)
+  #include "../../feature/leds/leds.h"
+#endif
+
+#include "../../Marlin.h" // for wait_for_heatup and idle()
 
 #ifndef MIN_COOLING_SLOPE_DEG_BED
   #define MIN_COOLING_SLOPE_DEG_BED 1.50
@@ -33,7 +50,7 @@
  * M190: Sxxx Wait for bed current temp to reach target temp. Waits only when heating
  *       Rxxx Wait for bed current temp to reach target temp. Waits when heating and cooling
  */
-void gcode_M190() {
+void GcodeSuite::M190() {
   if (DEBUGGING(DRYRUN)) return;
 
   LCD_MESSAGEPGM(MSG_BED_HEATING);
@@ -65,7 +82,7 @@ void gcode_M190() {
     KEEPALIVE_STATE(NOT_BUSY);
   #endif
 
-  gcode.target_extruder = active_extruder; // for print_heaterstates
+  target_extruder = active_extruder; // for print_heaterstates
 
   #if ENABLED(PRINTER_EVENT_LEDS)
     const float start_temp = thermalManager.degBed();
@@ -97,7 +114,7 @@ void gcode_M190() {
     }
 
     idle();
-    gcode.refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out
+    refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out
 
     const float temp = thermalManager.degBed();
 
@@ -149,3 +166,5 @@ void gcode_M190() {
     KEEPALIVE_STATE(IN_HANDLER);
   #endif
 }
+
+#endif // HAS_HEATER_BED && HAS_TEMP_BED