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2002 Tiffin Allegro Bus

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 1 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Fuel System, Diesel. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Tires. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

Fuel System, Other complaints

1 reports
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48,000 miles · Jan 19, 2008
Fuel System, DieselFuel System, Other

CUMMINS LSC SERIAL#46171810, DIESEL FUEL LIFT PUMP 2002 ALEGRO BUS RV WEATHER COLD. FUEL LIFT PUMP LOST GASKET BETWEEN MOUNTING BRACKET AND PUMP, CAUSING FUEL TO DRAIN ONTO STARTER AND THEN GROUND. HAVE SEEN PROBLEM MANY TIMES IN PAST AS I'M A DIESEL MECHANIC. MOST ALWAYS IN COLD WEATHER. SAME PROBLEM EACH TIME,LOSS OF GASKET,…

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CUMMINS LSC SERIAL#46171810, DIESEL FUEL LIFT PUMP 2002 ALEGRO BUS RV WEATHER COLD. FUEL LIFT PUMP LOST GASKET BETWEEN MOUNTING BRACKET AND PUMP, CAUSING FUEL TO DRAIN ONTO STARTER AND THEN GROUND. HAVE SEEN PROBLEM MANY TIMES IN PAST AS I'M A DIESEL MECHANIC. MOST ALWAYS IN COLD WEATHER. SAME PROBLEM EACH TIME,LOSS OF GASKET, PUMP STILL FUNCTIONING. FUEL LEAK ONTO STARTER IS ENOUGH TO CAUSE FEAR OF STARTER IGNITING FUEL. FIRE DANGER IS IN MY OPINION VERY HIGH! MY RV WAS PARKED IN DRIVE WITH NO APPARENT LEAK. "KEY" MUST BE IN "ON" POSITION TO RAISE LANDING GEAR,MOTOR NOT RUNNING. THE 5-10 MINUTES I TOOK TO RAISE THE LANDING GEAR, MOTOR WAS NOT STARTED, LEFT A PUDDLE ON MY DRIVEWAY OF ABOUT AN 18-24" CIRCLE. I DO NOT KNOW THE QUANTITY OF DIESEL FUEL THAT WAS IN THIS CIRCLE, BUT I DO KNOW IF IT HAD CAUGHT FIRE MY RV WOULD HAVE BEEN A TOTAL LOSS BEFORE HELP COULD ARRIVE. AGAIN, I'VE BEEN A MECHANIC FOR MANY YEARS AND HAVE SEEN THIS FAILURE NUMEROUS TIMES. THE REPLACEMENT PUMP IS SUPPLIED WITH THE MOUNTING BRACKET INSTALLED. NEW PUMP MUST NOT BE REMOVED FROM BRACKET AS THE GASKET WILL NOT "SET IN" TWICE. I PURCHASED THE FIRST ONE I REPLACED TWICE. PAID FOR IT TWICE AS WELL. CUMMINS DOES NOT GIVE ANY INSTRUCTIONS WITH THE NEW PUMP, NOR WILL THEY TAKE ONE BACK THAT HAS BEEN SEPARATED FROM IT'S BASE. CUMMINS IS VERY AWARE OF THIS PROBLEM, AS THEY HAVE SERVICE BULLETINS OUT FOR IT. THE WEB ALSO COMES UP WITH RESULTS FROM A SCHOOL BUS SITE DISCUSSING A RECALL. THIS RECALL LISTS RVS IN IT AS WELL. RECALL#05E-007 I DON'T EXPECT AN ANSWER TO THIS COMPLAINT, BUT WOULD LIKE SOME SORT OF ACKNOWLEDGEMENT IT WAS RECIEVED. I WILL BE "GOING TO BAT" WITH CUMMINS IN AMARILLO TEXAS ON MONDAY MORNING THE 21ST OF JANUARY 2008. I'M EXPECTING A HEATED DISCUSSION, AS I KNOW FIRST HAND THE COST AND DIFFICULTLY OF THIS REPAIR. ONE MORE TIME I'LL MAKE THIS REPAIR IN THE COLD AND WHERE THE TRUCK STOPPED. LES DRUMMOND *TR

NHTSA ODI #10215429

Official recalls

2

09V443000 · Equipment:recreational Vehicle/trailer

Nov 17, 2009

TIFFIN IS RECALLING CERTAIN RECREATIONAL VEHICLE EQUIPPED WITH NORCOLD MODEL 1200LR AND 1200LRIM REFRIGERATORS, MANUFACTURED FROM DECEMBER 1, 2001, WITH SERIAL NUMBERS BETWEEN 1273701 AND 1536607, NON-CONSECUTIVELY. A FATIGUE FAILURE IN THE SECTION OF THE COOLING UNIT WHICH CONTAINS THE REFRIGERANT COULD ALLOW THE LIQUID SOLUTION TO SLOWLY LEAK. IF A LEAK OCCURS AND THE REFRIGERATOR CONTINUES TO BE OPERATED AFTER SOLUTION CIRCULATION HAS CEASED THE HEAT SOURCE COULD GENERATE VERY HIGH TEMPERATURES. AT SUCH HIGH TEMPERATURES, THE COOLING UNIT COULD RUPTURE.

Consequence & remedy

Consequence: IF A LEAK OCCURS AND THE UNIT IS CONTINUES TO OPERATE, HYDROGEN GAS MAY BE EXPELLED AND CAN BE IGNITED, RESULTING IN A FIRE, POSSIBLY CAUSING SERIOUS INJURY OR DEATH.

Remedy: TIFFIN IS WORKING WITH NORCOLD AND TIFFIN WILL NOTIFY OWNERS AND THE VEHICLE'S REFRIGERATOR WILL BE REPAIRED FREE OF CHARGE BY NORCOLD. PLEASE SEE NORCOLD'S DEFECT REPORT 09E-027. OWNERS MAY CONTACT NORCOLD'S RECALL CENTER AT 1-800-767-9101.

07V517000 · Equipment:recreational Vehicle/trailer

Nov 5, 2007

ON CERTAIN MOTOR HOMES EQUIPPED WITH A TWO-DOOR REFRIGERATOR MANUFACTURED BY THE DOMETIC CORPORATION, THESE REFRIGERATORS MAY HAVE A DEFECT IN THE BOILER TUBE. PRESSURIZED COOLANT SOLUTION COULD BE RELEASED INTO AN AREA WHERE AN IGNITION SOURCE (GAS FLAME) IS PRESENT.

Consequence & remedy

Consequence: RELEASE OF COOLANT UNDER CERTAIN CONDITIONS COULD IGNITE AND RESULT IN A FIRE.

Remedy: TIFFIN MOTORHOMES WILL BE WORKING WITH DOMETIC IN ORDER TO REPAIR THESE REFRIGERATORS (PLEASE SEE 06E076). DOMETIC WILL REPAIR THESE REFRIGERATORS BY INSTALLING A SECONDARY BURN HOUSING, A THERMAL FUSE, AND A MELT FUSE FREE OF CHARGE. DOMETIC HAS RETAINED STERICYCLE INC. TO MANAGE THIS CAMPAIGN. STERICYCLE WILL ASSIST THE OWNER IN LOCATING DEALERSHIPS OR SERVICE CENTERS AND WILL PROVIDE ASSISTANCE WITH SCHEDULING OF APPOINTMENTS. OWNERS MAY CONTACT DOMETIC/STERICYCLE AT 1-888-446-5157 OR TIFFIN AT 1-256-356-8661.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.