What does the service of the engine control module (ECM) typically involve on 2005 Buick Century?

Service of powertrain control module (PCM) is either replacement or reprogramming the EEP. Inspect the PCM before replacement. If faulty, install new service PCM, which requires programming. Avoid touching connector pins to avoid ESD damage. Always turn the ignition OFF when working with PCM connectors and power sources.

OEM 2005 Buick Century Engine Control Module

Engine Control Computer

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2005 Buick Century PCM Part Number: 12583827
$454.50 MSRP: $918.86
You Save: $464.36 (51%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 89017736
- Item Weight: 4.00 Pounds
- Item Dimensions: 10.8 x 8.5 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12583827
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Buick Century Submodels:
- Custom, Limited, Special Edition | 6 Cyl 3.1 L GAS

2005 Buick Century Engine Control Module

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2005 Buick Century Engine Control Module Parts and Q&A

Q: What does the service of the engine control module (ECM) typically involve on 2005 Buick Century?
A: Service of powertrain control module (PCM) is either replacement or reprogramming the EEP. Inspect the PCM before replacement. If faulty, install new service PCM, which requires programming. Avoid touching connector pins to avoid ESD damage. Always turn the ignition OFF when working with PCM connectors and power sources.