Coolant Temp Sensor

This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors

ECM

All models. 4.3l. All models. 5.0l. Astro, Safari. 4.3l. 6 cylinder. Stamped #16197427. 5.7L. S-series. 4.3l. Exc.ZR2 Higher Wider Package. 7.4L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Dictates the operation of your vehicle's vital systems, which is critical to the performance of your vehicle

Oxygen Sensor

Without diesel. Gas engines. With gas. 3 wire. Astro, Safari. 4.3l. Front of converter. All models. 3.8l. To converter. Heated (3 wire). Detects oxygen content in the exhaust gases to help optimize emissions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

ACDelcoâ„¢ Air Intake Temp Sensor