Winnebago ITASCA SUNOVA problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
0 distinct recall campaigns
43,515 mi median reported failure mileage
Scope: 2003 to 2003 model years. Data updated: . 2 complaints include usable failure mileage. View data status.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Owner-reported patterns
Most common problems
Electrical System is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.
Recurring terms in complaint narratives
Topic
Matching reports
Share of complaints
Engine operation
1
50.0%
Braking behavior
1
50.0%
Electrical and battery issues
1
50.0%
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
Electrical System
1
Service Brakes, Hydraulic
1
Component breakdown data
Category
Count
Electrical System
1
Service Brakes, Hydraulic
1
Electrical System: 1; Service Brakes, Hydraulic: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
Under 25,000
0
25,000 to 49,999
1
50,000 to 74,999
1
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
0
Reported problems by failure mileage data
Category
Count
Under 25,000
0
25,000 to 49,999
1
50,000 to 74,999
1
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
0
Under 25,000: 0; 25,000 to 49,999: 1; 50,000 to 74,999: 1; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
25,000 to 49,999 miles has the most reports with usable mileage (1). 0 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
2010
1
2016
1
Complaints over time data
Category
Count
2010
1
2016
1
2010: 1; 2016: 1
Pattern summary
Electrical System leads the component reports. Engine operation appears in 1 complaint narratives. Braking behavior appears in 1 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
TL* THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA RV. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. AN ELECTRICAL BURNING ODOR EMITTED INSIDE THE VEHICLE. THEE WERE NO FLAMES PRESENT. THE VEHICLE FAILED TO RESTART AFTER NUMEROUS ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE IGNITON SWITCH CIRCUIT BOARD WAS REPLACED. IN 2014, THE IGNITION SWITCH CIRCUIT BOARD WAS REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 53,000.
TL*THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA MOTOR HOME. WHILE HE WAS DRIVING 50 MPH ALL FOUR OF THE BRAKES LOCKED AND FAILED TO STOP THE VEHICLE. THE CONTACT RECEIVED WORKHORSE RECALL#50901C REGARDING THE BRAKES. THE CONTACT WAS OUT OF TOWN AND HE WAS ADVISED TO TAKE THE VEHICLE TO THE NEAREST DEALER TO HAVE THE BRAKES REPAIRED. A WORKHORSE REPRESENTATIVE AUTHORIZED THE DEALER TO REPAIR THE FRONT BRAKES CALIPER BUT NOT THE THREE ADDITIONAL BRAKES THAT FAILED. THE MECHANIC CLEANED, LUBRICATED AND PUT THREE OF THE OLD BRAKES BACK ON THE MO…
Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.
Data completeness
2 unique complaints in this selection. Analysis snapshot: 2026-10-01.
100.0%Usable mileage2 / 2 records
100.0%Valid incident date2 / 2 records
100.0%Valid filing date2 / 2 records
100.0%Ordered incident and filing dates2 / 2 records
Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.
Problems by model year
Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.
Component complaint heatmap
Component
2003
Electrical System
150.0%ODI 10887406 · 53,000 mi
TL* THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA RV. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. AN ELECTRICAL BURNING ODOR EMITTED INSIDE THE VEHICLE. THEE WERE NO FLAMES PRESENT. THE VEHICLE FAILED TO RESTART AFTER NUMEROUS ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE IGNITON SWITCH CIRCUIT BOARD WAS REPLACED. IN 2014, THE IGNITION SWITCH CIRCUIT BOARD WAS REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 53,000.
TL*THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA MOTOR HOME. WHILE HE WAS DRIVING 50 MPH ALL FOUR OF THE BRAKES LOCKED AND FAILED TO STOP THE VEHICLE. THE CONTACT RECEIVED WORKHORSE RECALL#50901C REGARDING THE BRAKES. THE CONTACT WAS OUT OF TOWN AND HE WAS ADVISED TO TAKE THE VEHICLE TO THE NEAREST DEALER TO HAVE THE BRAKES REPAIRED. A WORKHORSE REPRESENTATIVE AUTHORIZED THE DEALER TO REPAIR THE FRONT BRAKES CALIPER BUT NOT THE THREE ADDITIONAL BRAKES THAT FAILED. THE MECHANIC CLEANED, LUBRICATED AND PUT THREE OF THE OLD BRAKES BACK ON THE MO…
Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.
Failure mileage by component
Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.
Component failure mileage distribution
Component
Mileage range (25th–75th percentile)
Median
Usable records
Examples
Electrical System
Too few reports for a range
53,000 mi
1 (sparse)
ODI 10887406 · 53,000 mi
TL* THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA RV. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. AN ELECTRICAL BURNING ODOR EMITTED INSIDE THE VEHICLE. THEE WERE NO FLAMES PRESENT. THE VEHICLE FAILED TO RESTART AFTER NUMEROUS ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE IGNITON SWITCH CIRCUIT BOARD WAS REPLACED. IN 2014, THE IGNITION SWITCH CIRCUIT BOARD WAS REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 53,000.
TL*THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA MOTOR HOME. WHILE HE WAS DRIVING 50 MPH ALL FOUR OF THE BRAKES LOCKED AND FAILED TO STOP THE VEHICLE. THE CONTACT RECEIVED WORKHORSE RECALL#50901C REGARDING THE BRAKES. THE CONTACT WAS OUT OF TOWN AND HE WAS ADVISED TO TAKE THE VEHICLE TO THE NEAREST DEALER TO HAVE THE BRAKES REPAIRED. A WORKHORSE REPRESENTATIVE AUTHORIZED THE DEALER TO REPAIR THE FRONT BRAKES CALIPER BUT NOT THE THREE ADDITIONAL BRAKES THAT FAILED. THE MECHANIC CLEANED, LUBRICATED AND PUT THREE OF THE OLD BRAKES BACK ON THE MO…
Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.
Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.
Monthly counts, recall campaigns and complaint examples
Monthly complaint and recall timeline
Month
Complaints
Campaigns announced
Examples
2024-11
0
None
No examples available for this selection.
2024-12
0
None
No examples available for this selection.
2025-01
0
None
No examples available for this selection.
2025-02
0
None
No examples available for this selection.
2025-03
0
None
No examples available for this selection.
2025-04
0
None
No examples available for this selection.
2025-05
0
None
No examples available for this selection.
2025-06
0
None
No examples available for this selection.
2025-07
0
None
No examples available for this selection.
2025-08
0
None
No examples available for this selection.
2025-09
0
None
No examples available for this selection.
2025-10
0
None
No examples available for this selection.
2025-11
0
None
No examples available for this selection.
2025-12
0
None
No examples available for this selection.
2026-01
0
None
No examples available for this selection.
2026-02
0
None
No examples available for this selection.
2026-03
0
None
No examples available for this selection.
2026-04
0
None
No examples available for this selection.
2026-05
0
None
No examples available for this selection.
2026-06
0
None
No examples available for this selection.
2026-07
0
None
No examples available for this selection.
2026-08
0
None
No examples available for this selection.
2026-09
0
None
No examples available for this selection.
2026-10 (partial)
0
None
No examples available for this selection.
Emerging complaint spikes
Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.
This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.
No complete months meet the spike thresholds for this selection.
Equal-age model-year comparison
Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.
2003: 0 complaints
Equal observation windows
Model year
Through age 0
Through age 1
Through age 2
2003
0
0
0
Date coverage across each selected cohort
Date basis for all complaints in selected model years
Year
Incident dates used
Filing date fallbacks
Excluded dates
2003
2
0
0
Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.
Components reported together
Each cell counts unique complaints naming both components. Open a nonzero cell for examples.
Component co-occurrence matrix
Component
Electrical System
Service Brakes, Hydraulic
Electrical System
—
0
Service Brakes, Hydraulic
0
—
Co-reporting does not establish that one component caused another concern.
Recurring narrative patterns
Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.
1 patterns with matching reports.
Stalling or loss of power
1 mentions · 50.0% of complaints
Median mileage: 53,000 mi (1 usable records).
ODI 10887406 · 53,000 mi
TL* THE CONTACT OWNS A 2003 WINNEBAGO ITASCA SUNOVA RV. WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. AN ELECTRICAL BURNING ODOR EMITTED INSIDE THE VEHICLE. THEE WERE NO FLAMES PRESENT. THE VEHICLE FAILED TO RESTART AFTER NUMEROUS ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER WHERE THE IGNITON SWITCH CIRCUIT BOARD WAS REPLACED. IN 2014, THE IGNITION SWITCH CIRCUIT BOARD WAS REPLACED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 53,000.