How to service the Engine Control Module (ECM) on 2004 Buick Century?

Service of powertrain control module (Pcm) normally entails the replacement or programming of the eeprom. Examine the Pcm prior to replacement. In case defective, delete it and place a new service Pcm, which has to be programmed. Connector pins should not be touched to avoid esd damage. Pcm connectors should be switched off when using them at all times.

OEM 2004 Buick Century Engine Control Module

Engine Control Computer

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2004 Buick Century PCM Part Number: 12209614
$322.30 MSRP: $583.37
You Save: $261.07 (45%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaced by: 19433893
- Item Weight: 4.00 Pounds
- Item Dimensions: 10.9 x 8.2 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12209614
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Buick Century Submodels:
- Custom, Limited | 6 Cyl 3.1 L GAS

2004 Buick Century Engine Control Module

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2004 Buick Century Engine Control Module Parts and Q&A

Q: How to service the Engine Control Module (ECM) on 2004 Buick Century?
A: Service of powertrain control module (Pcm) normally entails the replacement or programming of the eeprom. Examine the Pcm prior to replacement. In case defective, delete it and place a new service Pcm, which has to be programmed. Connector pins should not be touched to avoid esd damage. Pcm connectors should be switched off when using them at all times.