Specialist Repair
JennAir Dryer Knocking at Startup — Local Repair Near You
Your JennAir Dryer is knocking at startup? Local technicians fix it fast — usually same day.
Mon–Sat 7am–8pm · Sun 9am–5pm
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(973) 718-9373Built for New Jersey — Homes, Condos & More
ProFix Appliance Repair New Jersey provides local repair near you for JennAir Dryer appliances that are knocking at startup. A loud knock or thump occurs when the dryer first starts, before settling into normal operation. Our neighborhood technicians are factory-trained on JennAir equipment and carry genuine OEM parts for a same-visit fix.
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Available Now · Essex & Morris County
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ProFix Appliance Repair New Jersey — trusted by thousands of NJ homeowners. Same-day slots available.
Why Is Your JennAir Dryer Knocking at Startup?
A loud knock or thump occurs when the dryer first starts, before settling into normal operation.
Common Causes
- 1Drum rollers with flat spots from sitting idle
- 2Drive belt slapping into position
- 3Heavy item at bottom of drum dropping as it starts to rotate
- 4Motor starting against load
- 5Loose drum baffle
How We Fix It
Our technician will identify whether the startup knock is from drum rollers, belt, or a loose internal component.
- Diagnostic included when we do the repair
- Genuine JennAir OEM parts
- 90-day parts & 30-day labor warranty
Other JennAir Dryer Issues
Still have questions?
Our NJ team is ready — same-day service across Essex and Morris Counties.