2011 Thor Motor Coach Serrano Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2011 Thor Motor Coach Serrano, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Electrical250.0%
- Engine125.0%
- Visibility125.0%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2011 THOR SERRANO. WHILE THE VEHICLE WAS STATIONARY, THE TRANSFER SWITCH LOCATED UNDER THE BED COMPARTMENT FAILED AND AN ODOR OF SMOKE WAS DETECTED. THE CONTACT'S HUSBAND SMELLED ELECTRICAL WIRES BURNING INSIDE THE TRANSFER SWITCH COMPARTMENT. THE MOTOR HOME WAS TAKEN TO AN INDEPENDENT MECHANIC WHO REPLACED THE TRANSFER SWITCH. THE DEALER WAS NOT MADE AWARE OF THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.
TL* THE CONTACT OWNS A 2011 THOR SERRANO 31X. WHILE DRIVING 50 MPH, THE INSTRUMENT PANEL LIGHTS SHUT OFF AND THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE RESTARTED ITSELF WITHIN THREE SECONDS. IN ADDITION, THE WINDSHIELD WIPERS FAILED AGAIN WHILE DRIVING VARIOUS SPEEDS. KINGS CAMPERS OF WAUSAU, WISCONSIN WAS MADE AWARE OF THE FAILURES AND CONTACTED THE MANUFACTURER (THOR) FOR ASSISTANCE. THE DEALER COULD NOT DETERMINE WHETHER OR NOT THE FAILURE WAS FROM THE CHASSIS OR THE MOTOR HOME ITSELF. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 13V265000 (ELECTRICAL SYSTEM) AS STATED BY THE DEALER AND THE MANUFACTURER. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS APPROXIMATELY 14,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2011 THOR SERRANO 31X. WHILE DRIVING 50 MPH, THE INSTRUMENT PANEL LIGHTS SHUT OFF AND THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE RESTARTED ITSELF WITHIN THREE SECONDS. IN ADDITION, THE WINDSHIELD WIPERS FAILED AGAIN WHILE DRIVING VARIOUS SPEEDS. KINGS CAMPERS OF WAUSAU, WISCONSIN WAS MADE AWARE OF THE FAILURES AND CONTACTED THE MANUFACTURER (THOR) FOR ASSISTANCE. THE DEALER COULD NOT DETERMINE WHETHER OR NOT THE FAILURE WAS FROM THE CHASSIS OR THE MOTOR HOME ITSELF. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 13V265000 (ELECTRICAL SYSTEM) AS STATED BY THE DEALER AND THE MANUFACTURER. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS APPROXIMATELY 14,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2011 THOR SERRANO 31X. WHILE DRIVING 50 MPH, THE INSTRUMENT PANEL LIGHTS SHUT OFF AND THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE RESTARTED ITSELF WITHIN THREE SECONDS. IN ADDITION, THE WINDSHIELD WIPERS FAILED AGAIN WHILE DRIVING VARIOUS SPEEDS. KINGS CAMPERS OF WAUSAU, WISCONSIN WAS MADE AWARE OF THE FAILURES AND CONTACTED THE MANUFACTURER (THOR) FOR ASSISTANCE. THE DEALER COULD NOT DETERMINE WHETHER OR NOT THE FAILURE WAS FROM THE CHASSIS OR THE MOTOR HOME ITSELF. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 13V265000 (ELECTRICAL SYSTEM) AS STATED BY THE DEALER AND THE MANUFACTURER. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS APPROXIMATELY 14,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .