GMCMH EFI

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This group is dedicated to the exchange of information regarding the adaptation and operation of EFI on the 73-78 GMC motorhome. Most information will be related to the Embedded Lockers System (EBL) and the Howell EFI system`but does not exclude discussion on all other EFI topics.  

YOU MUST JOIN THIS GROUP HERE, NOT AT THE SITE LISTED BELOW.

For access to EBL Tweaks, Tips and Files please follow this link:  <https://sites.google.com/site/gmcmhefi/>