How to replace the MAP Sensor on Chevrolet Express 3500?

To replace the manifold absolute pressure sensor (MAP), turn off the ignition and remove the engine cover. Cut the MAP Sensor harness connector, without twisting or easing the MAP Sensor to prevent it from being damaged or the Intake Manifold being damaged. In the case where the original MAP Sensor is to be reused, replace the MAP Sensor to Intake Manifold grommet. Remove MAP Sensor by pulling straight up and slight rocking action, and dispose of the old MAP Sensor grommet. For installation, set a new MAP Sensor grommet on MAP Sensor, install MAP Sensor, and attach the MAP Sensor connecter wires back before replacing the engine cover.

How to service the MAP Sensor on Chevrolet Express 3500?

Service of the manifold absolute pressure (MAP) sensor begins by disconnecting the negative Battery Cable followed by removing the engine cover. Remove the MAP Sensor harness connector while maintaining careful hand position to prevent harm to both the sensor itself and the Intake Manifold. Before using an existing MAP Sensor follow up by putting the new MAP Sensor in position to the grommet on the Intake Manifold. The MAP Sensor requires pulling upward with gentle shaking movements to be removed for disposal of the old grommet. To complete the installation process start by adding the MAP Sensor grommet into place on the MAP Sensor before installing the MAP Sensor itself and connecting the MAP Sensor harness connector. The procedure ends by replacing the engine cover while reconnecting the negative Battery Cable.

OEM Chevrolet Express 3500 MAP Sensor

Manifold Air Pressure Sensor

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6 MAP Sensors found

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Chevrolet Express 3500 Map Sensor Part Number: 55568175
$32.42 MSRP: $53.40
You Save: $20.98 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; Manifold Absolute Pressure Sensor; Pressure Sensor; Sensor
- Replaces: 55206797
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
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Chevrolet Express 3500 M.A.P. Sensor Part Number: 19418812
$91.55 MSRP: $185.96
You Save: $94.41 (51%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor
- Replaces: 12623671, 09373269, 12215049, 9373269
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2010 Chevrolet Express 3500 | Base | 8 Cyl 6.6 L DIESEL
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Chevrolet Express 3500 Throttle Position Sensor Part Number: 12711681
$46.60 MSRP: $94.64
You Save: $48.04 (51%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor; M.A.P. Sensor; Pressure Sensor; Boost Sensor; Sensor; Sensor, Turbocharger/Supercharger
- Replaces: 12694725, 12644228, 12594942, 12701247
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2024 Chevrolet Express 3500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS
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Chevrolet Express 3500 M.A.P. Sensor Part Number: 25203477
$22.19 MSRP: $41.68
You Save: $19.49 (47%)
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Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor
- Replaces: 12612110, 12643955, 25202498
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
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Chevrolet Express 3500 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:
- 1996-2010 Chevrolet Express 3500 | 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
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Chevrolet Express 3500 M.A.P. Sensor Part Number: 12569241
Product Specifications
- Other Name: Sensor, Computer Control Sensors; MAP Sensor; Pressure Sensor; Boost Sensor; Turbo Sensor
- Replaces: 16009886, 16040609, 16254539
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express 3500 | Base, LS | 8 Cyl 6.5 L DIESEL

Chevrolet Express 3500 MAP Sensor

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Chevrolet Express 3500 MAP Sensor Parts and Q&A

M.A.P. Sensor
19418808
Q: How to replace the MAP Sensor on Chevrolet Express 3500?
A:
To replace the manifold absolute pressure sensor (MAP), turn off the ignition and remove the engine cover. Cut the MAP Sensor harness connector, without twisting or easing the MAP Sensor to prevent it from being damaged or the Intake Manifold being damaged. In the case where the original MAP Sensor is to be reused, replace the MAP Sensor to Intake Manifold grommet. Remove MAP Sensor by pulling straight up and slight rocking action, and dispose of the old MAP Sensor grommet. For installation, set a new MAP Sensor grommet on MAP Sensor, install MAP Sensor, and attach the MAP Sensor connecter wires back before replacing the engine cover.
M.A.P. Sensor
12569241
Q: How to service the MAP Sensor on Chevrolet Express 3500?
A:
Service of the manifold absolute pressure (MAP) sensor begins by disconnecting the negative Battery Cable followed by removing the engine cover. Remove the MAP Sensor harness connector while maintaining careful hand position to prevent harm to both the sensor itself and the Intake Manifold. Before using an existing MAP Sensor follow up by putting the new MAP Sensor in position to the grommet on the Intake Manifold. The MAP Sensor requires pulling upward with gentle shaking movements to be removed for disposal of the old grommet. To complete the installation process start by adding the MAP Sensor grommet into place on the MAP Sensor before installing the MAP Sensor itself and connecting the MAP Sensor harness connector. The procedure ends by replacing the engine cover while reconnecting the negative Battery Cable.