How to replace the MAP Sensor on Buick Rainier?

Begin your MAP Sensor replacement work by shutting off engine ignition power. First disconnect the manifold absolute pressure (MAP) sensor electrical connector before pressing inward on its retainer locking tabs to extract the retainer. Check the MAP sensor seal for damage and buy a replacement if needed before removing the MAP sensor. Start your installation by adding the MAP sensor followed by the MAP sensor retainer then connect the electrical connector.

OEM Buick Rainier MAP Sensor

Manifold Air Pressure Sensor

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2 MAP Sensors found

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Buick Rainier M.A.P. Sensor Part Number: 19418808
$73.36 MSRP: $125.98
You Save: $52.62 (42%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor; Valve Assembly
- Replaces: 16249939, 09359409, 12614973, 16187556, 9359409
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 Buick Rainier | CXL, CXL Plus | 8 Cyl 5.3 L GAS
View related parts
Buick Rainier M.A.P. Sensor Part Number: 19418807
$76.01 MSRP: $129.40
You Save: $53.39 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Computer Control Sensors; Manifold Absolute Pressure Sensor; MAP Sensor
- Replaces: 12614970, 16212460
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS

Buick Rainier MAP Sensor

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The Buick Rainier MAP Sensor is a critical part that plays a large roll in managing the performance and durableness of Buick Rainier automobiles. This MAP Sensor is for measuring the positive air pressure getting into the intake manifold and relaying the information's to the engine control unit commonly known as ECU for fuel adjustment. In the context of the speed-density systems, the Buick Rainier MAP Sensor effectively regulates the air-fuel mixture to enhance the efficiency and safety of the car's operation. Designed for Buick Rainier vehicles, the production range of 2004-2007, this MAP Sensor works effectively with both normally aspirated and Forced Induction engines. The Buick Rainier, which has muscular power train with rich endowment of luxurious facilities enjoys the advantage of precise air mass measurements to support fuel metering and ignition facility of the MAP Sensor. This does not only increase overall rating of the engine but also improves the comfort in driving the vehicle. Some of the distinctive characteristics of Buick Rainier MAP Sensor are as follows; it has the OBD II capability which enables diagnosing of any issues with the car. The good looks of the Buick Rainier with such aspects as a silent ride, space and a quiet cabin accompanied with the simplicity of the MAP Sensor makes the car discernable in the market. In summary, I have found that the information related to the Buick Rainier MAP Sensor is highly valuable and Further, this Ranking makes clear that Buick's focus on quality expresses its dedication to providing Rainier as a reliable car brand for the car driver who is interested in performance and safety issues.

Buick Rainier MAP Sensor Parts and Q&A

M.A.P. Sensor
19418808
Q: How to replace the MAP Sensor on Buick Rainier?
A:
Begin your MAP Sensor replacement work by shutting off engine ignition power. First disconnect the manifold absolute pressure (MAP) sensor electrical connector before pressing inward on its retainer locking tabs to extract the retainer. Check the MAP sensor seal for damage and buy a replacement if needed before removing the MAP sensor. Start your installation by adding the MAP sensor followed by the MAP sensor retainer then connect the electrical connector.