Garage Door Opener

Model # GCG350ML Official Genie ac chain drive garage door opener

Here are the diagrams and repair parts for Official Genie GCG350ML ac chain drive garage door opener, as well as links to manuals and error code tables, if available.

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Browse Parts for
GCG350ML AC Chain Drive Garage Door Opener
Limit Switch 20113R
Limit switch

Part #20113R

The manufacturer no longer makes this part, and there's no substitute part

Garage Door Opener Chassis 33763B
#11

Head diagram

Garage door opener chassis

Part #33763B

The manufacturer no longer makes this part, and there's no substitute part

Spacer 33225A

#NI01

All parts diagram

Spacer

Part #33225A

The manufacturer no longer makes this part, and there's no substitute part

Bushing 33220A

#NI05

All parts diagram

Bushing

Part #33220A

The manufacturer no longer makes this part, and there's no substitute part

Stripper 33352A

#NI02

All parts diagram

Stripper

Part #33352A

The manufacturer no longer makes this part, and there's no substitute part

Garage Door Opener Screw 8094H04
Garage door opener screw

Part #8094H04

The manufacturer no longer makes this part, and there's no substitute part

Garage Door Opener Rail Clamp 34540A
Garage door opener rail clamp

Part #34540A

The manufacturer no longer makes this part, and there's no substitute part

Garage Door Opener Wire Harness (gray) 20417R

#NI13

All parts diagram

Garage door opener wire harness (gray)

Part #20417R

The manufacturer no longer makes this part, and there's no substitute part

Garage Door Opener Drive Shaft 33353A
#19

Head diagram

Garage door opener drive shaft

Part #33353A

The manufacturer no longer makes this part, and there's no substitute part

Mtrmnt Bkt 33323A

#NI09

All parts diagram

Mtrmnt bkt

Part #33323A

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your garage door openers

Choose a symptom to see related garage door opener repairs.

Main causes: faulty logic control board, bad RPM sensor, broken gears in the drive system, bad drive motor…

Main causes: radio interference, weak remote batteries, sunlight interference with safety sensor beams, safety sensors n…

Things to do: check garage door travel, tighten brackets and fasteners, test safety sensors, check travel limits and for…

Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad …

Main causes: neighbor's remote programmed at the same time as yours, faulty wall control wiring, bad wall control unit…

Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic contr…

Main causes: safety sensor beams blocked, safety sensors not aligned, downforce setting needs adjustment, damaged garage…

Main causes: loose fasteners, broken brackets, need preventive maintenance, worn drive gears, loose or worn belt, loose …

Most common repair guides to help fix your garage door openers

These step-by-step repair guides will help you safely fix what’s broken on your garage door opener.

How to replace a chain-drive garage door opener motor

How to replace a chain-drive garage door opener motor

Get your garage door moving again by replacing a defective motor in your garage door opener.…

Repair difficulty
Time required
 60 minutes or less
How to replace a belt-drive garage door opener motor

How to replace a belt-drive garage door opener motor

The garage door won't move if the motor is defective. Here’s how to fix it.…

Repair difficulty
Time required
 60 minutes or less
How to replace a garage door opener drive chain and cable assembly

How to replace a garage door opener drive chain and cable assembly

If your garage door won’t move, the chain and cable assembly on your garage door opener could be broken. Follow these st…

Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your garage door openers

Use the advice and tips in these articles and videos to get the most out of your garage door opener.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

How to open a garage door with an opener manually

How to open a garage door with an opener manually

Learn how to open a garage door manually if power to your garage door opener fails.…