Explore Pontiac O2 sensor socket. Purchase Pontiac Lambda sensor location & Pontiac Lambda sensor socket. Replace Pontiac O2 sensor cleaner. Maintaining the O2 sensors in your Pontiac is crucial for optimal performance and fuel efficiency. Regularly check for signs of wear such as poor engine performance or a lit check engine light, which may indicate the need for replacement. Extend sensor life by using fuel additives that clean the fuel system and avoiding silicone-based sealants. When selecting a new O2 sensor, choose from narrow-band or wide-band sensors, each with specific benefits for different engine types. Understanding their unique features ensures compatibility and peak operation. Always opt for high-quality materials to withstand the harsh conditions of the exhaust system, and follow manufacturer guidelines to ensure proper installation, keeping your Pontiac running smoothly and efficiently.