How should the Engine Control Module (PCM) be serviced to prevent damage and ensure proper installation on 2003 Chevrolet Monte Carlo?

To service the Engine Control Module (PCM), the connector pins should not be touched in order to avoid electrostatic discharge damage. Never work on PCM connectors and power sources with the ignition ON. Transfer of identification codes when replacing PCM If replacement is indicated in diagnostics, examine, remove and replace the PCM, and re-connect and program.

OEM 2003 Chevrolet Monte Carlo Engine Control Module

Engine Control Computer

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2003 Chevrolet Monte Carlo PCM Part Number: 12209624
$319.15 MSRP: $597.04
You Save: $277.89 (47%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Item Weight: 4.30 Pounds
- Item Dimensions: 12.9 x 8.5 x 4.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12209624
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 Chevrolet Monte Carlo Submodels:
- SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.8 L GAS
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2003 Chevrolet Monte Carlo 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 2003 Chevrolet Monte Carlo Submodels:
- LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS

2003 Chevrolet Monte Carlo Engine Control Module

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2003 Chevrolet Monte Carlo Engine Control Module Parts and Q&A

Q: How should the Engine Control Module (PCM) be serviced to prevent damage and ensure proper installation on 2003 Chevrolet Monte Carlo?
A: To service the Engine Control Module (PCM), the connector pins should not be touched in order to avoid electrostatic discharge damage. Never work on PCM connectors and power sources with the ignition ON. Transfer of identification codes when replacing PCM If replacement is indicated in diagnostics, examine, remove and replace the PCM, and re-connect and program.