Window Won’t Open: Causes and Fixes

What you can check yourself, and when to call a repair tech

A stuck window is usually a small part, not a whole new window. Start with the quick checks below.

Window that won’t open

The Quick Answer

Most stuck windows come from paint or debris in the track, worn rollers, a broken balance or lock, or a bent frame. Some you can fix yourself in a few minutes. This guide shows which is which.

Check These First (No Tools)

  • Clean the track with a vacuum and a damp cloth
  • Check the lock and handle for damage
  • Look for paint lines around the sash
Window balance spring

Common Causes

  • A dirty or dry track
  • Worn or broken rollers
  • A broken balance spring
  • A lock or latch out of alignment
  • A frame that has shifted or sagged
Window sash lock

When to Call a Pro

  • Rollers or track need replacing
  • The frame is bent or cracked
  • The glass is cracked or shattered (see our glass replacement page)
  • A lock or handle has failed
Technician repairing a window

Repair Options and Cost

Repairs start at $150, and we price on site after inspection. See our window repair page for balance springs, locks and guides, and our repair cost guide for typical prices.

Contact Us Today

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Stuck Window FAQ

Why won’t my window open all the way?

Usually a worn roller, debris in the track, or a lock out of alignment.

Clean it first. Use a track-appropriate lubricant only if the manufacturer allows it.

Yes. Repairs start at $150, and we price on site.

Yes, up to 5 years depending on the repair.

Window Still Stuck?

Don’t force it. Call 561-822-5444 or book a free estimate, and we’ll find the part that’s holding it back. Mon–Fri 8am–5pm, Saturdays by request.