diff --git a/esphome/components/ch422g/ch422g.cpp b/esphome/components/ch422g/ch422g.cpp
index d031c31294..eef95b9ba2 100644
--- a/esphome/components/ch422g/ch422g.cpp
+++ b/esphome/components/ch422g/ch422g.cpp
@@ -133,7 +133,7 @@ bool CH422GGPIOPin::digital_read() { return this->parent_->digital_read(this->pi
 
 void CH422GGPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value ^ this->inverted_); }
 size_t CH422GGPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "EXIO%u via CH422G", this->pin_);
+  return buf_append_printf(buffer, len, 0, "EXIO%u via CH422G", this->pin_);
 }
 void CH422GGPIOPin::set_flags(gpio::Flags flags) {
   flags_ = flags;
diff --git a/esphome/components/esp8266/gpio.cpp b/esphome/components/esp8266/gpio.cpp
index 7a5ee08984..659233443e 100644
--- a/esphome/components/esp8266/gpio.cpp
+++ b/esphome/components/esp8266/gpio.cpp
@@ -99,7 +99,7 @@ void ESP8266GPIOPin::pin_mode(gpio::Flags flags) {
 }
 
 size_t ESP8266GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "GPIO%u", this->pin_);
+  return buf_append_printf(buffer, len, 0, "GPIO%u", this->pin_);
 }
 
 bool ESP8266GPIOPin::digital_read() {
diff --git a/esphome/components/max6956/max6956.cpp b/esphome/components/max6956/max6956.cpp
index 13fe5a5323..6ba17f11d1 100644
--- a/esphome/components/max6956/max6956.cpp
+++ b/esphome/components/max6956/max6956.cpp
@@ -162,7 +162,7 @@ void MAX6956GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this-
 bool MAX6956GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void MAX6956GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t MAX6956GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via Max6956", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via Max6956", this->pin_);
 }
 
 }  // namespace max6956
diff --git a/esphome/components/mcp23016/mcp23016.cpp b/esphome/components/mcp23016/mcp23016.cpp
index 87c2668962..56b2ecf9f4 100644
--- a/esphome/components/mcp23016/mcp23016.cpp
+++ b/esphome/components/mcp23016/mcp23016.cpp
@@ -100,7 +100,7 @@ void MCP23016GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this
 bool MCP23016GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void MCP23016GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t MCP23016GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via MCP23016", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via MCP23016", this->pin_);
 }
 
 }  // namespace mcp23016
diff --git a/esphome/components/mcp23xxx_base/mcp23xxx_base.cpp b/esphome/components/mcp23xxx_base/mcp23xxx_base.cpp
index 302f6b8280..535119fc5c 100644
--- a/esphome/components/mcp23xxx_base/mcp23xxx_base.cpp
+++ b/esphome/components/mcp23xxx_base/mcp23xxx_base.cpp
@@ -17,7 +17,7 @@ template<uint8_t N> void MCP23XXXGPIOPin<N>::digital_write(bool value) {
   this->parent_->digital_write(this->pin_, value != this->inverted_);
 }
 template<uint8_t N> size_t MCP23XXXGPIOPin<N>::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via MCP23XXX", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via MCP23XXX", this->pin_);
 }
 
 template class MCP23XXXGPIOPin<8>;
diff --git a/esphome/components/mpr121/mpr121.cpp b/esphome/components/mpr121/mpr121.cpp
index 4b358e384c..cd9c81fe03 100644
--- a/esphome/components/mpr121/mpr121.cpp
+++ b/esphome/components/mpr121/mpr121.cpp
@@ -154,7 +154,7 @@ void MPR121GPIOPin::digital_write(bool value) {
 }
 
 size_t MPR121GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "ELE%u on MPR121", this->pin_);
+  return buf_append_printf(buffer, len, 0, "ELE%u on MPR121", this->pin_);
 }
 
 }  // namespace mpr121
diff --git a/esphome/components/pca6416a/pca6416a.cpp b/esphome/components/pca6416a/pca6416a.cpp
index 909bac5f05..f393af88ce 100644
--- a/esphome/components/pca6416a/pca6416a.cpp
+++ b/esphome/components/pca6416a/pca6416a.cpp
@@ -181,7 +181,7 @@ void PCA6416AGPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this
 bool PCA6416AGPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void PCA6416AGPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t PCA6416AGPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via PCA6416A", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via PCA6416A", this->pin_);
 }
 
 }  // namespace pca6416a
diff --git a/esphome/components/pca9554/pca9554.cpp b/esphome/components/pca9554/pca9554.cpp
index a6f9c2396c..c574ce6593 100644
--- a/esphome/components/pca9554/pca9554.cpp
+++ b/esphome/components/pca9554/pca9554.cpp
@@ -130,7 +130,7 @@ void PCA9554GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this-
 bool PCA9554GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void PCA9554GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t PCA9554GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via PCA9554", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via PCA9554", this->pin_);
 }
 
 }  // namespace pca9554
diff --git a/esphome/components/pcf8574/pcf8574.cpp b/esphome/components/pcf8574/pcf8574.cpp
index 8bdd312ab9..b7d3848f0e 100644
--- a/esphome/components/pcf8574/pcf8574.cpp
+++ b/esphome/components/pcf8574/pcf8574.cpp
@@ -107,7 +107,7 @@ void PCF8574GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this-
 bool PCF8574GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void PCF8574GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t PCF8574GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via PCF8574", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via PCF8574", this->pin_);
 }
 
 }  // namespace pcf8574
diff --git a/esphome/components/pi4ioe5v6408/pi4ioe5v6408.cpp b/esphome/components/pi4ioe5v6408/pi4ioe5v6408.cpp
index f3a1f013d9..fdff11dedb 100644
--- a/esphome/components/pi4ioe5v6408/pi4ioe5v6408.cpp
+++ b/esphome/components/pi4ioe5v6408/pi4ioe5v6408.cpp
@@ -165,7 +165,7 @@ void PI4IOE5V6408GPIOPin::digital_write(bool value) {
   this->parent_->digital_write(this->pin_, value != this->inverted_);
 }
 size_t PI4IOE5V6408GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via PI4IOE5V6408", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via PI4IOE5V6408", this->pin_);
 }
 
 }  // namespace pi4ioe5v6408
diff --git a/esphome/components/sn74hc165/sn74hc165.cpp b/esphome/components/sn74hc165/sn74hc165.cpp
index 718e0b86ed..63b3f98521 100644
--- a/esphome/components/sn74hc165/sn74hc165.cpp
+++ b/esphome/components/sn74hc165/sn74hc165.cpp
@@ -65,7 +65,7 @@ float SN74HC165Component::get_setup_priority() const { return setup_priority::IO
 bool SN74HC165GPIOPin::digital_read() { return this->parent_->digital_read_(this->pin_) != this->inverted_; }
 
 size_t SN74HC165GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via SN74HC165", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via SN74HC165", this->pin_);
 }
 
 }  // namespace sn74hc165
diff --git a/esphome/components/sn74hc595/sn74hc595.cpp b/esphome/components/sn74hc595/sn74hc595.cpp
index 6b5c5d9fc4..1bb8c7936d 100644
--- a/esphome/components/sn74hc595/sn74hc595.cpp
+++ b/esphome/components/sn74hc595/sn74hc595.cpp
@@ -94,7 +94,7 @@ void SN74HC595GPIOPin::digital_write(bool value) {
   this->parent_->digital_write_(this->pin_, value != this->inverted_);
 }
 size_t SN74HC595GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via SN74HC595", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via SN74HC595", this->pin_);
 }
 
 }  // namespace sn74hc595
diff --git a/esphome/components/sx1509/sx1509_gpio_pin.cpp b/esphome/components/sx1509/sx1509_gpio_pin.cpp
index 41a99eba4b..a7e5d0514d 100644
--- a/esphome/components/sx1509/sx1509_gpio_pin.cpp
+++ b/esphome/components/sx1509/sx1509_gpio_pin.cpp
@@ -13,7 +13,7 @@ void SX1509GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this->
 bool SX1509GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void SX1509GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t SX1509GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via sx1509", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via sx1509", this->pin_);
 }
 
 }  // namespace sx1509
diff --git a/esphome/components/tca9555/tca9555.cpp b/esphome/components/tca9555/tca9555.cpp
index 376de6a370..79c5253898 100644
--- a/esphome/components/tca9555/tca9555.cpp
+++ b/esphome/components/tca9555/tca9555.cpp
@@ -139,7 +139,7 @@ void TCA9555GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this-
 bool TCA9555GPIOPin::digital_read() { return this->parent_->digital_read(this->pin_) != this->inverted_; }
 void TCA9555GPIOPin::digital_write(bool value) { this->parent_->digital_write(this->pin_, value != this->inverted_); }
 size_t TCA9555GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via TCA9555", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via TCA9555", this->pin_);
 }
 
 }  // namespace tca9555
diff --git a/esphome/components/weikai/weikai.cpp b/esphome/components/weikai/weikai.cpp
index 197b516bb2..d0a8f8366b 100644
--- a/esphome/components/weikai/weikai.cpp
+++ b/esphome/components/weikai/weikai.cpp
@@ -246,7 +246,7 @@ void WeikaiGPIOPin::setup() {
 }
 
 size_t WeikaiGPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via WeiKai %s", this->pin_, this->parent_->get_name());
+  return buf_append_printf(buffer, len, 0, "%u via WeiKai %s", this->pin_, this->parent_->get_name());
 }
 
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/esphome/components/xl9535/xl9535.cpp b/esphome/components/xl9535/xl9535.cpp
index dd6c8188eb..cfcbeeeb8d 100644
--- a/esphome/components/xl9535/xl9535.cpp
+++ b/esphome/components/xl9535/xl9535.cpp
@@ -111,7 +111,7 @@ void XL9535Component::pin_mode(uint8_t pin, gpio::Flags mode) {
 void XL9535GPIOPin::setup() { this->pin_mode(this->flags_); }
 
 size_t XL9535GPIOPin::dump_summary(char *buffer, size_t len) const {
-  return snprintf(buffer, len, "%u via XL9535", this->pin_);
+  return buf_append_printf(buffer, len, 0, "%u via XL9535", this->pin_);
 }
 
 void XL9535GPIOPin::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this->pin_, flags); }