The 2006 Monaco Coach Signature has 4 NHTSA recall campaigns affecting an estimated 550 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 8 complaints with NHTSA, most often about the electrical system. Last updated July 5, 2026.
Recall campaigns
SEATS07V4810002007-10-1253 affected
Defect
CERTAIN CLASS A MOTOR HOMES EQUIPPED WITH DRIVER SEATS BUILT BY VILLA INTERNATIONAL FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 207, "SEATING SYSTEMS." THE LOWER SLIDE RAILS OF THE AIR SUSPENSION CAN FAIL.
Consequence
IN THE EVENT OF A VEHICLE CRASH, SEPARATION OF THE SEAT FROM THE SEAT PEDESTAL MAY LEAD TO PERSONAL INJURY OF THE VEHICLE OCCUPANTS.
Remedy
MONACO IS WORKING WITH VILLA TO INSTALL TWO REINFORCEMENT TETHERS BETWEEN THE FRONT OF THE SEAT PEDESTAL AND THE TOP OF THE AIR SUSPENSION FREE OF CHARGE. THE RECALL BEGAN ON NOVEMBER 16, 2007. OWNERS MAY CONTACT MONACO AT 1-800-685-6545.
ENGINE AND ENGINE COOLING06V1820002006-05-25465 affected
Defect
ON CERTAIN CLASS A MOTOR HOMES EQUIPPED WITH DETROIT DIESEL SERIES C-60 ENGINES, THE ELECTRONIC CONTROL MODULE (ECM) WILL REQUIRE TO BE REPROGRAMMED TO CURRENT MAINFRAME CALIBRATIONS.
Consequence
REPROGRAMMING THE ECM WILL PREVENT THE POTENTIAL OF A TURBOCHARGER FAILURE FROM PROGRESSING TO AN ENGINE COMPARTMENT FIRE.
Remedy
DETROIT DIESEL IS CONDUCTING THIS RECALL (PLEASE SEE 06E019000) AND WILL REPROGRAM THE ECM TO CURRENT MAINFRAME CALIBRATIONS FREE OF CHARGE. OWNERS MAY CONTACT DETROIT DIESEL AT 313-592-3708 OR MONACO AT 1-800-685-6545.
SERVICE BRAKES, AIR05V5690002005-12-212 affected
Defect
CERTAIN TRUCKS BUILT WITH A 8X6 WHEEL CONFIGURATION (TRIDEMS) FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, 'AIR BRAKE SYSTEMS.' THE AS-BUILT AIR BRAKE COMPONENT SIZE AND CONFIGURATION ARE INADEQUATE FOR THE EXTENDED WHEELBASES CAUSING THE MID-REAR AND REAR-REAR AXLE BRAKE…
Consequence
THE LONGER BRAKE APPLY TIME MAY RESULT IN EXTENDED STOPPING DISTANCES, WHICH COULD RESULT IN A CRASH.
Remedy
DEALERS WILL CHANGE THE AIR HOSING (TO 3/4" DIAMETER) FROM THE AIR TANK; AIR HOSING (TO 3/4") FROM THE ABS-MODULATOR VALVES TO SERVICE BRAKE QUICK RELEASE VALVES; AND THE SERVICE BRAKE QUICK RELEASE VALVES WILL BE UPGRADED WITH LARGER PORTS TO ACCOMMODATE HIGH AIR FLOW FREE OF CHARGE. THE RECALL BEGAN ON MARCH 10,…
POWER TRAIN05V5680002005-12-1930 affected
Defect
ON CERTAIN CLASS A MOTOR HOMES BUILT WITH CUMMINS ISX 600 HP ENGINES, THE STRAPS THAT HOLD THE U-JOINTS ONTO THE REAR END AND THE TRANSMISSION CAN LOOSEN. THE LOCK WASHER ON THE STRAPS CAN SPREAD OUT AND ALLOW THE MOUNTING BOLTS TO WORK LOOSE. THIS CAN ALLOW THE DRIVELINE TO SEPARATE FROM THE TRANSMISSION AND FALL…
Consequence
LOSS OF CONTROL OF THE VEHICLE MAY OCCUR, WHICH COULD RESULT IN A CRASH.
Remedy
DEALERS WILL REPLACE THE U-JOINT STRAPS, BOLTS, AND LOCK WASHERS WITH NEW STRAPS, AND BOLTS WITH LOCKTITE FREE OF CHARGE. THE RECALL BEGAN ON DECEMBER 28, 2005. OWNERS MAY CONTACT MONACO AT 800-685-6545.
Complaints by component
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
1
ELECTRICAL SYSTEM:HORN
1
ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
1
EXTERIOR LIGHTING:BRAKE LIGHTS
1
EXTERIOR LIGHTING:HEADLIGHTS
1
FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
1
FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
1
LATCHES/LOCKS/LINKAGES
1
Total complaints8
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
“Motor coach rear axles (2) welded incorrect, -0.48 thrust angle & 0.30 scrub angle on axle #1. Toe @ -0.34 degrees & 0.44 degrees from factory/dealer. Front axle alignment "overadjusted" to overcome extreme rear axle offset. (alignment shop states factory welding "jig" is off and must be other…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2006 Monaco Coach Signature as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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