Standard Ignition TPM221 Tire Pressure Monitoring System Sensor

Reliable Tire Pressure Monitoring for GM Vehicles

The Standard Ignition TPM221 Tire Pressure Monitoring System (TPMS) Sensor is designed to provide accurate tire pressure readings for select Buick, Cadillac, Chevrolet, GMC, and Hummer models. This battery-powered sensor ensures consistent performance and helps maintain vehicle safety by monitoring tire pressure in real time.

• Battery-powered sensor for reliable operation
• Bolt-on connector type for secure attachment
• Nickel coated core for enhanced durability
• Operates at 315 MHz frequency for precise signal transmission
• Rubber inflation valve type compatible with OEM standards
• Includes mounting hardware for easy installation
• Snap-in mounting method located on the wheel
• OEM replacement part ensuring proper fit and function

Durable Design and Precise Functionality

The TPM221 sensor from Standard Ignition is engineered with a nickel coated core to resist corrosion and extend sensor life. Operating at a frequency of 315 MHz, it communicates tire pressure data accurately to the vehicle’s monitoring system. The bolt-on connector and snap-in mounting method simplify installation on the wheel, while the included mounting hardware ensures a secure fit. This sensor uses a rubber inflation valve type, matching original equipment specifications for Buick, Cadillac, Chevrolet, GMC, and Hummer models such as the Acadia, Escalade, Silverado 1500, and Tahoe.

Compatible Vehicle Models and Applications

This TPMS sensor is compatible with a range of GM vehicles, including Buick Acadia and Enclave, Cadillac CTS and Escalade, Chevrolet Avalanche, Aveo, Impala, Malibu, Silverado 1500/2500/3500, Tahoe, and Traverse, as well as GMC Sierra and Hummer H2. The Standard Ignition TPM221 is an OEM replacement part designed to maintain factory performance and safety standards.

• Detects low tire pressure to prevent unsafe driving conditions
• Helps avoid uneven tire wear caused by improper inflation
• Prevents potential tire damage from underinflation
• Supports fuel efficiency by maintaining correct tire pressure
• Ensures compliance with vehicle safety monitoring systems

Installation Notes and Tips

Installation of the TPM221 sensor requires removal of the tire from the wheel to access the mounting location. The snap-in mounting method and included hardware facilitate a straightforward replacement process. Ensure the sensor is properly seated and the bolt-on connector is securely attached to avoid signal loss. After installation, reset the vehicle’s TPMS system according to the manufacturer’s instructions to enable accurate monitoring.

Quality Assurance and Warranty

Standard Ignition provides this TPMS sensor as an OEM replacement part, meeting original equipment specifications for fit, form, and function. The nickel coated core enhances corrosion resistance, contributing to long-term reliability. Warranty coverage details should be confirmed with the product documentation or supplier to ensure protection against defects.