A Beginner’s Guide to Golf Cart Harnesses and Programmers
A cart-by-cart guide to golf cart harnesses and programmers: the Navitas harness, connector module, OTF, AC cable or J2 connector that fits your controller.
Alex
Alex runs Golf Cart Lab as a hands-on research and repair notes project. Guides are built from OEM service literature, parts diagrams, multimeter checks, owner failure reports, and repeat patterns from golf cart forums, then revised when better model-specific evidence is found.
A Beginner’s Guide to Replacing a Golf Cart Charger
A cart-by-cart guide to golf cart charger replacement: five checks that prove the charger is finished, then the charger, plug or cable that fits your cart.
A Beginner’s Guide to Replacing a Golf Cart Battery Pack
A cart-by-cart guide to golf cart battery replacement: five tests that prove the pack is finished, then the lithium pack that fits your voltage, tray and use.
A Beginner’s Guide to Replacing a Failed Golf Cart Motor
A cart-by-cart guide to golf cart motor replacement: five tests that prove the motor has failed, then the exact Navitas AC motor or AC kit for your cart.
A Beginner’s Guide to Replacing a Failed Golf Cart Controller
A cart-by-cart guide to golf cart controller replacement: five tests that prove the controller has failed, then the exact Navitas controller or kit for your label.
A Beginner’s Guide to Choosing a Golf Cart Conversion Kit
A cart-by-cart guide to choosing a golf cart conversion kit: TSX controller kits, DC to AC conversions and AC controller kits matched to your controller label and pack voltage.
E-Z-GO RXV Speed and Hill Upgrade: The Navitas TAC2 Route
Why an AC E-Z-GO RXV still slows on grades, what to check first, and which Navitas TAC2 kit fits Danaher, Curtis lead-acid and ELiTE lithium carts.
Yamaha Drive (G29) Speed Upgrade: TSX vs AC Conversion
How to identify a 26 pin Yamaha G29 Drive or Drive2 DC, what to check first, and when a TSX 3.0 controller or a TAC2 or TAC3 AC conversion fits.
Club Car DS Speed and Torque Upgrade: Which Kit Fits Your DS
How to identify your Club Car DS drive, what to test before upgrading, and which TSX 3.0 or 4kW AC kit fits by controller label and frame size.
Club Car Precedent Won’t Climb Hills? Controller and AC Options
Why a Club Car Precedent slows on hills, what to test first, and which Navitas or Eco Battery upgrade fits by controller label and drive system.
E-Z-GO TXT Too Slow on Hills? The 48V Upgrade That Works
Why a 48V E-Z-GO TXT slows on hills, the checks to run first, and which Navitas TSX 3.0 or AC conversion kit fits your cart by its controller label.
Star EV Rear Differential Fill Plug: Where It Is on the Classic and How to Refill
Can't find the Star EV rear differential fill plug? On the Classic it is the vented bolt on top of the gearbox. Diagram, gear oil spec, capacity and full refill steps.