The Walker Products Manifold Absolute Pressure Sensor (part number 225-91026) is a direct-fit replacement for 1989 Pontiac vehicles with 3.8L and 2.8L engines. Manifold Absolute Pressure Sensors measure manifold pressure through changing voltage and send this information to the onboard computer. The computer uses this and other inputs to calculate the correct amount of fuel delivered.
Features:
- Robust Construction: Crafted with high-quality materials, these sensors are built to withstand challenging conditions, ensuring long-lasting reliability and reducing the need for frequent replacements.
- By delivering accurate pressure data, these sensors help the engine's electronic control unit (ECU) optimize the air-fuel mixture, promoting better fuel efficiency, engine performance, and reliable pressure monitoring.
- Effortless Installation: Designed for easy and straightforward installation, these sensors minimize vehicle downtime during replacement, keeping your vehicle on the road.
- Engineered for OE Performance: These sensors are meticulously engineered and rigorously tested to meet and exceed OE performance and durability standards, ensuring consistent and accurate pressure readings.
Specifications:
| Number of Terminals | 3 |
| Connector Type | Bullet |
| Connector Shape | Rectangle |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 1989 Pontiac models including Firebird — 3.8L and 2.8L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Duralast SU504DG, Wells SU504, Wells SU504DG, SMP AS210, BWD EC1678, Mercury Marine 849934, General Motors 16040749, ACDelco 213-101
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
