Answer first: Crooked boat, partial lift, or a blower that runs forever: those are the three warnings a lake lift gives before it fails. Minor repairs run $200 to $500. Tank replacement (a retank) and structural work run more, and you get the number in writing first. If the lift is failing with the boat on it, call now, not Monday.
The three warnings, decoded
| Symptom | Usual cause | Urgency |
|---|---|---|
| Boat sits crooked on the lift | Uneven tank fill, sticking valve, or uneven cable stretch | Soon. The hull and lift are both loading wrong |
| Will not reach full height | Tank losing air, tired blower or motor | Stop using it loaded; it fails the rest of the way at the worst time |
| Blower runs longer every season | Tanks weeping air; corrosion doing its slow work | Plan a retank before it becomes a rescue |
| Grinding or slipping on a cable lift | Worn cable, pulley, or winch | Immediate. Cable failures under load are violent |
| Lift moved on the dock frame | Mount bolts or the dock structure itself | That is a dock problem too; we check both |
Why lift problems and dock problems travel together
A lift bolts to the dock, so each one inherits the other's problems. A listing dock tilts the lift and makes a healthy lift look broken. A seized lift concentrates wake loads into the dock frame instead of absorbing them. And after a real blow, bent cradles and racked frames usually arrive together; that is storm damage work and we quote it as one job, not two service calls.
When we come out for a lift, the dock connection points get looked at as part of the visit. It costs nothing and it is usually where the surprise is hiding.
What it costs
Honest ranges: valve, blower, and adjustment work commonly lands $200 to $500. Motors and cables run by part. A retank is its own quote based on tank count and access, and a full lift replacement runs $1,000 to $8,000 and up by capacity, which is a conversation about whether the frame deserves the investment. Full ranges live in the cost guide. Every job gets a written number before work starts. Working a lift on the Niangua arm out of Camdenton? Same repairs, same ranges, a note on barge access for the farther coves.