What is the function of the Engine Control Module in programming control modules on 2002 Chevrolet Express 2500?

The service programming system lets technicians program control modules through the DLC using the serial data circuit. Modules contain eeprom for permanent data and flash rom for replaceable software. Programming options include remote or pass-thru, on- or off-board. Maintain correct voltage, secure connections, disable loads, and perform necessary post-programming relearn and reset procedures.

OEM 2002 Chevrolet Express 2500 Engine Control Module

Engine Control Computer

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3 Engine Control Modules found

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2002 Chevrolet Express 2500 ECM Part Number: 16216588
$309.27 MSRP: $548.16
You Save: $238.89 (44%)
Product Specifications
- Other Name: Module, PCM (Remanufacture) Requires Reprogramming; Engine Control Module; Module, Emission Control System
- Item Weight: 2.20 Pounds
- Item Dimensions: 10.6 x 7.4 x 2.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 16216588
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 8 Cyl 6.5 L DIESEL
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2002 Chevrolet Express 2500 PCM Part Number: 12200411
$246.62 MSRP: $434.84
You Save: $188.22 (44%)
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Item Weight: 4.50 Pounds
- Item Dimensions: 12.9 x 8.5 x 4.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12200411
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
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2002 Chevrolet Express 2500 PCM Part Number: 16263494
$341.63 MSRP: $610.42
You Save: $268.79 (45%)
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Item Weight: 5.60 Pounds
- Item Dimensions: 11.0 x 8.2 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 16263494
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS

2002 Chevrolet Express 2500 Engine Control Module

With a comprehensive array of OEM 2002 Chevrolet Express 2500 Engine Control Module, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2002 Chevrolet Express 2500 Engine Control Module are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2002 Chevrolet Express 2500 Engine Control Module Parts and Q&A

Q: What is the function of the Engine Control Module in programming control modules on 2002 Chevrolet Express 2500?
A: The service programming system lets technicians program control modules through the DLC using the serial data circuit. Modules contain eeprom for permanent data and flash rom for replaceable software. Programming options include remote or pass-thru, on- or off-board. Maintain correct voltage, secure connections, disable loads, and perform necessary post-programming relearn and reset procedures.