How to replace the MAP Sensor on 2003 Chevrolet Express 3500?

Begin by removing the engine cover before disconnecting the MAP Sensor electrical connection. Remove the MAP Sensor which is installed within the Intake Manifold. Before installing the new sensor you must apply a thin layer of clean engine oil to the MAP Sensor seal. After mounting the MAP Sensor onto the upper Intake Manifold complete the installation by reconnecting the electrical connector followed by engine cover reinstallation.

OEM 2003 Chevrolet Express 3500 MAP Sensor

Manifold Air Pressure Sensor

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2003 Chevrolet Express 3500 M.A.P. Sensor
Part Number: 19418808
$73.36 MSRP: $143.62
You Save: $70.26 (49%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor; Valve Assembly
- Replaces: 16249939, 09359409, 12614973, 16187556, 9359409
- Condition: New
- SKU: 19418808
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2003 Chevrolet Express 3500 Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 7.4 L GAS, 8 Cyl 8.1 L GAS

2003 Chevrolet Express 3500 MAP Sensor

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2003 Chevrolet Express 3500 Parts Questions & Experts Answers

Q: How to replace the MAP Sensor on 2003 Chevrolet Express 3500?
A: Begin by removing the engine cover before disconnecting the MAP Sensor electrical connection. Remove the MAP Sensor which is installed within the Intake Manifold. Before installing the new sensor you must apply a thin layer of clean engine oil to the MAP Sensor seal. After mounting the MAP Sensor onto the upper Intake Manifold complete the installation by reconnecting the electrical connector followed by engine cover reinstallation.