How to replace the MAP Sensor on Buick Terraza?

You should start by taking off the intake manifold cover before you replace the Manifold Absolute Pressure Sensor. The first step involves disconnecting the engine harness electrical connector from the manifold absolute pressure (MAP) sensor followed by MAP sensor bracket bolt removal and bracket detachment. Check the MAP sensor seal for damage following removal of the sensor. Replace the sensor seal if damaged. Before installing the MAP sensor back into its position, install a new seal (if needed). After installing the MAP sensor bracket keep its bolts tightened to 25 N.m (18 lb ft). Plug in the engine harness electrical connector to the MAP sensor then place back the intake manifold cover.

OEM Buick Terraza MAP Sensor

Manifold Air Pressure Sensor

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Buick Terraza M.A.P. Sensor Part Number: 19418807
$76.01 MSRP: $129.40
You Save: $53.39 (42%)
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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:
- 2005-2007 Buick Terraza | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS

Buick Terraza MAP Sensor

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The MAP Sensor is actually an important part that greatly improves the quality of Buick Terraza automobiles. The MAP Sensor; is installed on the intake manifold to monitor the positive pressure air that feeds into the manifold; it relays the signal to the ECU for accurate mapping of fuel. Due to accurate calculation of air density, the MAP Sensor controls the air-fuel mixture for combustion that plays a crucial role in fuel economy and efficiency of the car's engine. This MAP Sensor fits Buick Terraza models that are commonly employed in the speed-density technique hence vital in the metering of fuel and the timing of ignition. Buick Terraza range is one of the models that was introduced during 2005 targeting the youth population in the market while at the same time satisfying their desire for luxury and utility. The last aspect where the MAP Sensor is useful is the help in on-board diagnostics which also adds to awesomeness of the vehicle and makes the driver confident while being on the road in his Buick Terraza. Especially, the MAP Sensor targets at bearing heavy duty and fine details, which are significant factors in determining the vehicle's reliability. Such attributes as ability to support both forced induction engines and standard configurations makes MAP Sensor to be a product of quality and highest performance. To sum up, the MAP Sensor is among the prominent components of the car's construction; it contributes to the vehicle's performance optimization, improves safety, and plays a critical role in positioning the Buick Terraza as a luxurious minivan.

Buick Terraza MAP Sensor Parts Questions & Experts Answers

M.A.P. Sensor
19418807
Q: How to replace the MAP Sensor on Buick Terraza?
A:
You should start by taking off the intake manifold cover before you replace the Manifold Absolute Pressure Sensor. The first step involves disconnecting the engine harness electrical connector from the manifold absolute pressure (MAP) sensor followed by MAP sensor bracket bolt removal and bracket detachment. Check the MAP sensor seal for damage following removal of the sensor. Replace the sensor seal if damaged. Before installing the MAP sensor back into its position, install a new seal (if needed). After installing the MAP sensor bracket keep its bolts tightened to 25 N.m (18 lb ft). Plug in the engine harness electrical connector to the MAP sensor then place back the intake manifold cover.