diff --git a/components/esp_modem/src/esp_modem_command_library.cpp b/components/esp_modem/src/esp_modem_command_library.cpp
index 8509e8b77..7b3a0dbaa 100644
--- a/components/esp_modem/src/esp_modem_command_library.cpp
+++ b/components/esp_modem/src/esp_modem_command_library.cpp
@@ -490,10 +490,11 @@ command_result set_network_bands(CommandableIf *t, const std::string& mode, cons
     return generic_command_common(t, "AT+CBANDCFG=\"" + mode + "\"," + band_string + "\r");
 }
 
+// mode is expected to be 64bit string (in hex)
+// any_mode = "0xFFFFFFFF7FFFFFFF";
 command_result set_network_bands_sim76xx(CommandableIf *t, const std::string& mode, const int* bands, int size)
 {
     ESP_LOGV(TAG, "%s", __func__ );
-    //std::string any_mode = "0xFFFFFFFF7FFFFFFF";
     uint64_t band_bits = 0;
     for (int i = 0; i<size; ++i) {
         // OR-operation to add bands
diff --git a/components/esp_modem/src/esp_modem_modules.cpp b/components/esp_modem/src/esp_modem_modules.cpp
index 02c2a6f87..be0ed06e1 100644
--- a/components/esp_modem/src/esp_modem_modules.cpp
+++ b/components/esp_modem/src/esp_modem_modules.cpp
@@ -55,16 +55,16 @@ command_result SIM7600::get_battery_status(int &voltage, int &bcs, int &bcl)
     return dce_commands::get_battery_status_sim7xxx(dte.get(), voltage, bcs, bcl);
 }
 
-command_result SIM7600::power_down()
-{
-    return dce_commands::power_down_sim76xx(dte.get());
-}
-
 command_result SIM7600::set_network_bands(const std::string& mode, const int* bands, int size)
 {
     return dce_commands::set_network_bands_sim76xx(dte.get(), mode, bands, size);
 }
 
+command_result SIM7600::set_gnss_power_mode(int mode)
+{
+    return dce_commands::set_gnss_power_mode_sim76xx(dte.get(), mode);
+}
+
 command_result SIM7600::power_down()
 {
     return dce_commands::power_down_sim76xx(dte.get());