The gauges stopped working. how do I fix? I checked all the fuses and they are fine.

Hi, this is a pretty common problem on these Silverado instrument clusters. We can repair it for you or provide you with the parts to do it yourself. Click here to learn more about these silverado instrument cluster problems: Dr Speedometer Instrument Cluster Repair Speedometer Repair Guage...

Get ur vehicle checked once by ur dealer. might be instrument cluster issue.

There is a good chance that your instrument cluster has gone bad. There was a TSB for this issue and that the Dealer was going to replace the instrument cluster without any cost.
Good luck and thank you for using fixya

GM PARTS BULLETINS & INFORMATION - TO CADILLAC, CHEVROLET AND GMC DEALERS

Subject:Bulletin GMP07-174 - Special Coverage Adjustment #07187– Instrument Panel Cluster Gauge Needle FunctionMessage #:VSU20071575
DESCRIPTION:
SPECIAL COVERAGE Adjustment #07187– SEPTEMBER 28, 2007

DUE TO PART AVAILABILITY, THIS SPECIAL COVERAGE IS BEING ADMINISTERED IN PHASES. YOU WILL BE NOTIFIED AS EACH ADDITIONAL PHASE IS RELEASED.

CUSTOMERS ARE BEING INSTRUCTED TO CONTACT THE DEALERSHIP TO ARRANGE AN APPOINTMENT IF THEY BELIEVE THEIR VEHICLE HAS THIS CONDITION. THE CUSTOMER IS BEING ASKED TO PROVIDE THE VIN SO THE IPC CAN BE ORDERED IN ADVANCE OF THE SCHEDULED APPOINTMENT. THIS WILL ELIMINATE THE NEED TO KEEP THE VEHICLE OVERNIGHT.
Some customers of 2003-2004 model year Cadillac Escalade, Escalade ESV, and Escalade EXT; Chevrolet Avalanche, Silverado, Suburban, and Tahoe; and GMC Sierra, Yukon, and Yukon XL vehicles have reported that the instrument panel (IP) cluster gauges stick, flutter, or become inoperative. This may cause inaccurate readings, including the speedometer and fuel gauge.
This special coverage covers the condition described above for a period of 7 years or 70,000 miles (110,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership.
Refer to Special Coverage Adjustment #07187 for further information

EFFECTIVE DATE:
Initial owner mailing is scheduled to begin: Phase 1 9-28-07


GENERAL INFORMATION:
Instrument panel clusters (IPC) required to complete this special coverage are to be obtained from the Electronic Service Centers. Refer to GM Service Policies and Procedures Manual, section 1.5.9, for specific procedures. To eliminate keeping the customer's vehicle overnight, customers are being told to contact the dealership to arrange a service appointment and to supply their VIN. Dealers are to pre-order the IPC identifying the part from the Electronic Parts Catalog using the VIN filter so it will be at the dealership on the day of the scheduled appointment.
1. The customer will contact the dealership to arrange an appointment and provide their VIN.
2. Contact a GM Authorized Electronic Service Center to order an exchange and arrange for delivery of the pre-exchange product.
3. All units will be shipped FedEx Ground.
4. After removal of the defective unit, return the defective core to the Electronic Service Center using the supplied pre-paid Automatic Return shipping (ARS) label.
5. Failure to return the product within 30 days to the Electronic Service Center will result in a charge to the Dealer's Open Parts Account.