CRJ200 crew had an EICAS 'gear disagree' message when they extended the landing gear.

Attributes
ACN	630300
Time
Date	200409
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : lga.airport
State Reference	NY
Environment
Flight Conditions	IMC
Light	Dawn
Aircraft 1
Controlling Facilities	tower : lga.tower
Operator	common carrier : air carrier
Make Model Name	Regional Jet 200 ER&LR
Operating Under FAR Part	Part 121
Flight Phase	descent : approach
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 90 flight time total : 11500
ASRS Report	630300
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : eicas gear disagree message other flight crewa other flight crewb
Resolutory Action	controller : issued new clearance flight crew : diverted to another airport flight crew : executed go around flight crew : landed as precaution other
Consequence	other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

On approach, selected gear down, received an EICAS 'gear disagree' message. Went missed, performed QRH procedures. Due to 'caution' in gear disagree checklist about possibly having no nosewheel steering, we elected to divert to jfk due to larger runways.

Original NASA ASRS Text

Title: CRJ200 CREW HAD AN EICAS 'GEAR DISAGREE' MESSAGE WHEN THEY EXTENDED THE LNDG GEAR.

Narrative: ON APCH, SELECTED GEAR DOWN, RECEIVED AN EICAS 'GEAR DISAGREE' MESSAGE. WENT MISSED, PERFORMED QRH PROCS. DUE TO 'CAUTION' IN GEAR DISAGREE CHKLIST ABOUT POSSIBLY HAVING NO NOSEWHEEL STEERING, WE ELECTED TO DIVERT TO JFK DUE TO LARGER RWYS.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.