ECM Modules
Repair or replacement ECM (engine control module) units for check engine lights, stalling, rough running, and no start conditions — programmed, bench-tested, and warranty-backed. Select your vehicle to find the exact part.
2003 Chevrolet Silverado 2500 (non-HD) 6.0L
Part #SKU10021248
$189.99$227.99
2003 Chevrolet Silverado 2500HD 6.0L
Part #SKU10021249
$189.99$227.99
2003 Chevrolet Silverado 2500HD 6.6L
Part #SKU10021250
$189.99$227.99
2003 Chevrolet Silverado 2500HD 8.1L
Part #SKU10021251
$189.99$227.99
2003 Chevrolet Silverado 3500HD 6.0L
Part #SKU10021252
$189.99$227.99
2003 Chevrolet Silverado 3500HD 6.6L
Part #SKU10021253
$189.99$227.99
2003 Chevrolet Silverado 3500HD 8.1L
Part #SKU10021254
$189.99$227.99
2003 Chevrolet Suburban 2500 6.0L
Part #SKU10021255
$189.99$227.99
2003 Chevrolet Suburban 2500 8.1L
Part #SKU10021256
$189.99$227.99
2003 Chevrolet Suburban 5.3L
Part #SKU10021257
$189.99$227.99
2003 Chevrolet Tahoe 4.8L
Part #SKU10021258
$189.99$227.99
2003 Chevrolet Tahoe 5.3L
Part #SKU10021259
$189.99$227.99
2003 Chevrolet Tahoe 5.7L
Part #SKU10021260
$189.99$227.99
2003 Chevrolet Tracker 2.0L
Part #SKU10021261
$189.99$227.99
2003 Chevrolet Tracker 2.5L
Part #SKU10021262
$189.99$227.99
2003 Chevrolet Trailblazer 4.2L
Part #SKU10021263
$189.99$227.99
2003 Chevrolet Trailblazer 5.3L
Part #SKU10021264
$189.99$227.99
2003 Chevrolet Venture 3.4L
Part #SKU10021265
$189.99$227.99
2003 Chevrolet W-Series / Low Cab Forward 3500-5500 GM gas 8-cyl
Part #SKU10021266
$189.99$227.99
2003 Chevrolet W-Series / Low Cab Forward 3500-5500 Isuzu 4-cyl Diesel (by year)
Part #SKU10021267
$189.99$227.99