1999 Dodge Ram 1500 5.9L idles rough. What could be the problem?

View Duration: 4:48

My truck started to idle rough about a year and a half ago. There are times where I would be at a stop light and it would idle rough and hiss. Sometimes it would die on me. I thought it was a broken vacuum line or maybe the thermostat (it doesn't overheat) but it could be the EGR valve or something ...

MOV01D.MOD

View Duration: 0:11

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DRAGS THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV01F.MOD

View Duration: 0:15

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DRAGS THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV036.MOD

View Duration: 0:12

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DUNES THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV038.MOD

View Duration: 0:02

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DUNES THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV023.MOD

View Duration: 0:21

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL DUNES THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV017.MOD

View Duration: 0:40

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT BUTTERCUP SAND DUNES THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV03D.MOD

View Duration: 0:15

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DRAGS THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV03E.MOD

View Duration: 0:13

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DRAGS THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD

MOV040.MOD

View Duration: 0:14

SDHQ OFFROAD DODGE CUMMINS 5.9L DIESEL AT GORDON'S WELL SAND DRAGS THANKSGIVING 08. FOX SHOCKS & BUMP STOPS, CARLI COILS AND LINKS, REAR DEAVER SPRINGS, ALL FAB DONE BY SDHQ OFFROAD