Your boat lift spent the winter sitting at the dock or in storage, and spring is when you find out how it held up. The problem is, most boat lift failures don't announce themselves loudly — they show up as small symptoms that get ignored until something breaks mid-season, usually at the worst possible moment.
Here are the five signs we see most often that tell us a lift needs professional attention before it goes back into service.
The Lift Raises or Lowers Unevenly
A lift that rises or sinks with one side higher than the other isn't just an annoyance — it's a mechanical problem. Uneven operation almost always comes down to one of these causes:
- Unequal cable tension: If the cables on each side aren't carrying equal load, one side will move faster than the other. Left uncorrected, this puts extra stress on the faster side and causes the boat to sit crooked in the cradle.
- A worn or failing motor: On electric lifts, a motor that's starting to lose power will struggle to keep up with the other side.
- A cable that's jumped a pulley: Sometimes a cable slips off its pulley track during winter storage or during a storm. The geometry is wrong until it's put back correctly.
Any of these causes requires a hands-on inspection. Don't try to force a lift to operate evenly by running it repeatedly — you'll accelerate the wear on whichever component is already failing.
You Hear Grinding, Squealing, or Clicking
Normal boat lifts are not silent, but they shouldn't be loud. Grinding usually means metal-on-metal contact somewhere in the drive system — often a worn gear in the motor or a cable drum that's running without adequate lubrication. Squealing is often a drive belt or a pulley bearing that needs attention. Clicking can indicate a loose hardware component or a cable that's catching on something with each rotation of the drum.
None of these noises get better on their own. A grinding motor that's ignored through a season is likely to seize mid-summer. The repair cost for a seized motor is higher than the cost of catching a worn drive gear before it fully fails.
The Cables Show Fraying, Kinking, or Rust
Cables are the most safety-critical component on a boat lift. They hold your boat suspended above the water — sometimes for weeks at a time. Cable failure is fast and usually total: when a cable goes, it goes suddenly.
Look for these warning signs:
- Fraying: Any visible broken strands in the cable braid. Even a few broken strands reduce the cable's rated capacity significantly.
- Kinking: A bent or kinked section of cable has been damaged at its core. The kink won't straighten out, and that section will fail before the rest of the cable.
- Rust or surface corrosion: Light surface rust can be cleaned, but heavy rust that pits the surface of the wire strands means the cable has lost strength and should be replaced.
- Flattening: A cable that looks flat or has been crushed at any point has likely been wound under too much load. That section is compromised.
Rule of thumb: Boat lift cables should be inspected every season and replaced every 3–5 years depending on use, environment, and cable quality. If you don't know when your cables were last replaced, that's the answer — replace them now.
Your Boat Doesn't Sit Level in the Cradle
The boat should sit flat and evenly supported when the lift is in the raised position. If it's tilting to one side, sitting low at the bow or stern, or visibly sagging in the middle, something is wrong with the cradle system.
Common causes include:
- Worn or compressed bunk boards that no longer provide even support
- A cradle frame that has bent or shifted from ice pressure or an impact
- Unequal cable tension causing one side to carry more load
- Missing or broken cradle adjustment hardware
An unlevel boat in a lift isn't just cosmetic — it can put stress on the hull at unintended contact points, especially over long periods out of the water. If your fiberglass boat is sitting on a bent cradle all summer, you may find hull stress cracks by fall.
The Remote or Controls Behave Unreliably
Intermittent operation — a remote that sometimes works and sometimes doesn't, a control panel that needs to be hit twice to respond, a lift that stops mid-travel for no obvious reason — is a symptom worth taking seriously before the season starts.
Electrical issues in a wet environment are unpredictable. A remote that works 9 out of 10 times is not a minor inconvenience — it means the connection is failing. That kind of failure can progress to a lift that stops mid-raise with your boat partway up, or drops unexpectedly when a corroded contact finally gives out under load.
Control system repairs are typically straightforward and affordable when caught early. A motor replacement due to water intrusion from a compromised electrical seal is significantly more expensive.
What to Do If You Notice Any of These Signs
Early spring — before the water warms up and before most boats are back in the water — is the best time to get a boat lift inspection scheduled. Repair companies get busy fast once boating season starts, and a lift that needs cable replacement or motor work can take 1–2 weeks to source parts and schedule service.
Our boat lift repair service covers all of these issues — cable replacement, motor and actuator repair, bunk board replacement, cradle realignment, and control system work. We service all major brands including ShoreStation, ShoreMaster, HydroHoist, IMM Quality, Pier Pleasure, and Midwest Industries.
If you're not sure whether what you're seeing is a problem worth addressing, call us at (231) 227-8885. We'd rather help you evaluate a lift that turns out to be fine than have you put a questionable lift back in service and deal with a failure mid-season.