How to replace the MAP Sensor on Buick Lucerne?

To replace the Manifold Absolute Pressure Sensor, first remove the intake manifold cover to replace it. Next, disconnect manifold absolute pressure (MAP) sensor electrical conn, and also if needed, remove the spark plug wire clip from the intake manifold bracket. Next, disconnect the upper intake manifold bolts and remove the MAP sensor and its bracket and lastly the MAP sensor seal on the upper intake manifold. For installation, install the MAP sensor seal into upper intake manifold then MAP sensor and bracket. Make sure you install the bolts for the upper intake manifold and tighten them up at an angle of 25 Nm (18 lb ft). Reinstall the spark plug wire clip to the intake manifold bracket, MAP sensor electrical connector, and lastly, install the intake manifold cover, if required.

OEM Buick Lucerne MAP Sensor

Manifold Air Pressure Sensor

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Buick Lucerne M.A.P. Sensor Part Number: 55573248
$27.69 MSRP: $45.61
You Save: $17.92 (40%)
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Product Specifications
- Other Name: Sensor, Computer Control; Air Pressure Sensor; Height Adaptation; Manifold Absolute Pressure Sensor; MAP Sensor; Ignition Module; Sensor; Sensor, Turbocharger/Supercharger
- Replaces: 12591290, 93192107
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2011 Buick Lucerne | CX, CXL, CXL Special Edition | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Lucerne M.A.P. Sensor Part Number: 19418808
$73.36 MSRP: $125.98
You Save: $52.62 (42%)
Ships in 1 Business Day
ADD TO CART
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:
- 2006-2011 Buick Lucerne | CX, CXL, CXS, Super | 6 Cyl 3.8 L GAS, 8 Cyl 4.6 L GAS

Buick Lucerne MAP Sensor

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Buick Lucerne MAP Sensor is one of the vital parts that add a massive boost to Buick Lucerne vehicles' efficiency and durability. As a vehicle's engine function Show, this particular MAP Sensor gauges the positive air pressure that is drawn into the intake manifold, which is an important input to the ECU in fueling computation. Therefore, solving for the air density through the Buick Lucerne MAP Sensor, fuel is well mixed with air before combustion, which is crucial for fuel efficiency and car safety. This MAP Sensor is suitable for most models of Buick Lucerne that were manufactured between 2005 and 2011, and it is involved with the OBD II diagnostics for functionality testing of the Exhaust Gas Recirculation (EGR) valve, as well as with the calibration of the fuel flow and the ignition timing. With reference to the Buick Lucerne which is a full size car designed with luxurious style and equipped with powerful engines, the importance of the MAP Sensor assure its reliability hence its reputation. Some of the outstanding features of Buick Lucerne MAP Sensor are that it may be used with naturally aspirated as well as forced induction engines that helps improve the engine power. The technology used in designing the MAP Sensor goes a notch higher in enhancing of the fuel efficiency besides adding to the safety aspect in that the engine will be running within the necessary parameters. In general, the auto part Buick Lucerne MAP Sensor is a great hit in the auto market due to its efficiency, effectiveness and remarkable impact on the Buick Lucerne car's handling.

Buick Lucerne MAP Sensor Parts Questions & Experts Answers

M.A.P. Sensor
55573248
Q: How to replace the MAP Sensor on Buick Lucerne?
A:
To replace the Manifold Absolute Pressure Sensor, first remove the intake manifold cover to replace it. Next, disconnect manifold absolute pressure (MAP) sensor electrical conn, and also if needed, remove the spark plug wire clip from the intake manifold bracket. Next, disconnect the upper intake manifold bolts and remove the MAP sensor and its bracket and lastly the MAP sensor seal on the upper intake manifold. For installation, install the MAP sensor seal into upper intake manifold then MAP sensor and bracket. Make sure you install the bolts for the upper intake manifold and tighten them up at an angle of 25 Nm (18 lb ft). Reinstall the spark plug wire clip to the intake manifold bracket, MAP sensor electrical connector, and lastly, install the intake manifold cover, if required.