SBC3 PCMs: Difference between revisions

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{{DISPLAYTITLE:Gen III PCMs - Small Block Chevy}}  
{{DISPLAYTITLE:Gen III PCMs - Small Block Chevy}}  
The Powertrain Control Modules released to control [[SBC Gen III|Chevy's 3rd Generation Small Block V8 Engines]]
The Powertrain Control Modules released to control [[SBC3|Chevy's 3rd Generation Small Block V8 Engines]]
 





Revision as of 00:23, 3 February 2026

The Powertrain Control Modules released to control Chevy's 3rd Generation Small Block V8 Engines


Identification

Gen III PCMs (like others) have a pair of identification numbers by which they can be differentiated.

Service Number

This is the top number on the label, abbreviated SERV. NO. on the printed label.

Hardware Number

This is the bottom number on the label, abbreviated HDW. NO. on the printed label.