12614088 12614237 Delco E38 original ECU file – Chevrolet Express 5.3 315hp

SW 12614088 is also listed for

The catalogue has this SW number on 3 other vehicle variants, 3 files:

• Chevrolet Tahoe 6.2 VORTEC 403hp
• Cadillac Escalade 6.2 VORTEC 403hp
• Holden Commodore 6.2 402hp

SW numbers next to 12614088

The closest SW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.

Other numbers for the Chevrolet Express 5.3 315hp

4 files cover exactly this car and engine, on Delco E38 (4). If your ECU reads differently from this page, 2 of the others:

This ECU and car in figures

Delco E38: 125 files, 46 SW numbers, 2 with a map pack. Makes: Chevrolet (89), Cadillac (11), Holden (10), Hummer (10). Most listed: Chevrolet Camaro (61), Chevrolet Silverado (13), Cadillac Escalade (11), Holden Commodore (9).

Chevrolet Express: 8 files. ECU types: Delco E38 (4), Delco E78 (2), Bosch EDC16C37 (1), Delco E78 C (1).