Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 209 bulletins for NEWMAR
TSB 514
Mar 22, 2018
110000 ELECTRICAL SYSTEM
On 2017 and 2018 Ventana and Dutch Star coaches with the 4310 floorplan and 2017 Mountain Aire and London Aire coaches with the 4525 floorplan equipped with a 85,000 BTU Oasis NES hydronic heating system, the hydronic heating system fuse an
TSB 513
Mar 22, 2018
351000 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER
Certain Ventana coaches with a 4311 floorplan may have been built without a plumbing access cover for the shower drain in the rear wheel well.
RSB 509
Feb 8, 2018
110000 ELECTRICAL SYSTEM
Newmar Corporation has decided that certain 2017-2018 Ventana, Ventana LE, and Dutch Star motorhomes built on Freightliner Chassis fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 108, ?Lamps, Reflective Devices, and
RSB 508
Feb 8, 2018
121000 EXTERIOR LIGHTING:HEADLIGHTS
Newmar Corporation has decided that certain 2018 Essex motorhomes, built on Freightliner Chassis, fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 108, ?Lamps, Reflective Devices, and Associated Equipment.? On certai
TSB 510
Feb 1, 2018
114000 ELECTRICAL SYSTEM:WIRING
Newmar has determined that certain coaches may have had a substitute water pump installed during the manufacturing process. Issue: The substitution pump requires a 15 amp fuse in lieu of the 10 amp fuse that was installed. This does not po
TSB 486 Amended
Jan 25, 2018
110000 ELECTRICAL SYSTEM
Newmar and MCD shade have determined that certain 2016 and 2017 Dutch Star coaches (all floorplans with remote-controlled power shades) and 2016 and 2017 Ventana coaches (4311 floorplan only) may experience remote-controlled power shade fai
RSB 507
Jan 18, 2018
035000 SERVICE BRAKES, HYDRAULIC:FLUID
In response to notification from Ford, Newmar Corporation has decided that a defect relating to motor vehicle safety exists in specific motorhomes built on Ford chassis. On certain motorhomes, the anti-lock brake system hydraulic electronic
RSB 506
Jan 18, 2018
110000 ELECTRICAL SYSTEM
Newmar Corporation has decided that a defect relating to motor vehicle safety exists in specific motorhomes. Issue: On certain motorhomes, there may be a loose electrical connection to the automatic transfer switch (ATS) that was not prope
RSB 503
Jan 12, 2018
121000 EXTERIOR LIGHTING:HEADLIGHTS
Newmar Corporation has decided that a defect relating to motor vehicle safety exists in specific motorhomes built on Freightliner Chassis. On certain motorhomes, if the headlight high beams are activated, only the high beam bulbs illumina
RSB 505
Jan 4, 2018
120000 EXTERIOR LIGHTING
Newmar Corporation has decided that certain 2018 Bay Star and Bay Star Sport motorhomes fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, ?Lamps, Reflective Devices, and Associated Equipment.?
RSB 502
Jan 4, 2018
350000 EQUIPMENT
Walter Kidde Portable Equipment, Inc. (Kidde) has recalled certain 10BC fire extinguishers. In response, Newmar is publishing NHTSA Recall 17V 809. The recalled fire extinguishers may have been installed in certain models and years of coach
PIB 499 Amended
Dec 27, 2017
110000 ELECTRICAL SYSTEM
KIB push-button compartment door lock modules on 2018 King Aire coaches may have a software glitch that may cause some modules to fail to automatically acquire their network ID when installed. When operating a compartment door push button,
TSB 501
Dec 21, 2017
110000 ELECTRICAL SYSTEM
Newmar and KIB have determined that certain 2018 New Aire coaches may have KIB switches on which the rain sensor override switch does not operate. Issue: The rain sensor override switch from KIB is not working.
TSB 490
Dec 14, 2017
110000 ELECTRICAL SYSTEM
Newmar has decided to install an override switch for the HWH step to provide a way to operate the step from inside the coach in the event of a sensor or door switch failure. In the event of a step failure, the person(s) inside the coach wo
PIB 495
Dec 14, 2017
010000 STEERING
Daimler Trucks North America LLC, on behalf of its wholly-owned subsidiary, Freightliner Custom Chassis Corporation, has issued field service campaign SF546AB. In response, Newmar is publishing PIB 495. Issue: On certain coaches, a check v
TSB 500
Dec 14, 2017
110000 ELECTRICAL SYSTEM
Newmar has determined that the push button switches used during early production of the 2018 King Aire coaches have experienced a high failure rate in the field. The replacement switch is more robust than the previous version. Issue: The o
TSB 498
Dec 14, 2017
110000 ELECTRICAL SYSTEM
Newmar has decided to incorporate a system reset switch for coaches equipped with HWH hydraulic entrance steps. The switch has been added to the front overhead cabinet during production on later 2018 models. If the HWH system fails to oper
PIB 499
Oct 19, 2017
118000 ELECTRICAL SYSTEM:SOFTWARE
KIB push-button compartment door lock modules on 2018 King Aire coaches may have a software glitch that may cause some modules to fail to automatically acquire their network ID when installed.
TSB 497
Oct 19, 2017
356000 EQUIPMENT ADAPTIVE/MOBILITY
Newmar has determined that certain 2018 Dutch Star and Ventana coaches were shipped without a notice label regarding the ShowerMi$er.
PIB 496
Oct 12, 2017
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
This Product Information Bulletin?s purpose is to inform technicians that when working on the 2018 New Aire HVAC system, there is an extra zone thermostat sensor installed in the driver?s side slideout. It is often located in the rear overh
PIB 494
Sep 28, 2017
350000 EQUIPMENT
If the coach's HWH leveling system has intermittent issues when operating, check for corrosion or loose mounting bolts. Torque the mounting bolts (if needed) to 30 ft. pounds. A ground cable may also be installed to improve the overall grou
TSB 491
Sep 28, 2017
060000 ENGINE (PWS)
SilverLeaf has determined that, in some cases, the TM102 Coach Management module (between version 3.38 and 3.42) may not communicate with the engine computer using the 500k baud rate. In response, Newmar has issued TSB 491. Issue: During
TSB 493
Sep 21, 2017
060000 ENGINE (PWS)
Daimler Trucks North America has issued field service campaign SF543A. In response, Newmar is publishing TSB 493. Issue: On specific vehicles equipped with Stoneridge light bar control units (LBCU), the instrument panel odometer value may
RSB 488
Sep 20, 2017
110000 ELECTRICAL SYSTEM
Daimler Trucks North America has decided that a defect relating to motor vehicle safety exists in specific motorhomes built on Freightliner chassis (NHTSA# 17V 451). In response, Newmar has filed recall NHTSA# 17V 497 and TC# 2017-389. Iss
TSB 492
Sep 14, 2017
110000 ELECTRICAL SYSTEM
Newmar changed the breaker box wiring and updated the SilverLeaf TM250 Load Management Module to help balance the electrical loads in 2018 New Aire Diesel Pusher coaches. Some coaches may have been shipped without the change being performed