Relay swap method problems using performancetrucks forums Problems with 4l60e to 4l80e swap using relay method Easier 4l80e swap, need tcm ids
4L80 swap TCC relay setup
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4L80 swap TCC relay setup
Problems with 4l60e to 4l80e swap using relay method
Easier 4L80e swap, need TCM IDs - LS1GTO.com Forums
4L60E wiring diagram? - Third Generation F-Body Message Boards