Factory diagram — Negative
Factory diagrams
GMC
Negative Cable
UsedOEM
OEM GMC Negative Cable part #20777902
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Close match — verify with VIN before checkout. VIN check beats regret.
Estimated Dispatch
Ships in 24–48 hours
$155.90
Specifications
SKU
FTM-CHARM-20777902
OEM Part #
20777902
Shipping Class
ground
Warranty
—