2021 Coachmen Sportscoach TSBs
7 Technical Service Bulletins across 5 categories
Infotainment
3 bulletinsPer DTNA Recall 22V379 - On certain vehicles and under certain circumstances, the tire pressure monitoring system (TPMS)...
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may display incorrect information such as maximum temperature and tire pressure, and/or a message that the tires are under or over-inflated. The TPMS controller will be updated with new software, and certain units will require a longer antenna-mounting bracket to extend the rear antenna downward.
Per Daimler Truck North America's Campaign Number "SF644A-C": On certain vehicles and under certain circumstances, the...
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tire pressure monitoring system (TPMS) may display incorrect information such as maximum temperature and tire pressure, and/or a message that the tires are under or over-inflated. The TPMS controller will be updated with new software, and certain units will require a longer antenna-mounting bracket to extend the rear antenna downward.
On certain vehicles and under certain circumstances, the tire pressure monitoring system (TPMS) may display incorrect...
Read full bulletin
information such as maximum temperature and tire pressure, and/or a message that the tires are under or over-inflated. The TPMS controller will be updated with new software, and certain units will require a longer antenna-mounting bracket to extend the rear antenna downward.
Engine
1 bulletinDamage to the tires valve stem may lead to loss of air pressure, which, if unnoticed, could lead to a flat tire or on dual-wheels an overloaded tire.
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In extreme situations, rapid loss of tire pressure could increase the risk of a crash. Operators may identify an audible rattling noise from the stem extension rubbing against the wheel opening while driving. Visual inspection during inspection or during maintenance may reveal stabilizer is dislocated, damage to the stem extension, or the rim, and low tire pressure of the inner tire.
Electrical
1 bulletinDaimler Trucks North America LLC (DTNA), on behalf of its wholly owned subsidiary, Freightliner Custom Chassis...
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Corporation, is initiating Field Service Campaign SF637A to modify specific model year 2021 Freightliner Custom Chassis manufactured September 17, 2019 through April 7, 2021. In a low voltage condition, the IP display may not come on when turning on ignition leaving drivers without a functioning instrument panel. This would only occur at startup and the instrument panel would function again if the key is cycled with normal voltage. The software will be updated to resolve the issue.
Transmission
1 bulletinAs per Field Service Notice SF617A, certain chassis have a shift actuator that may not downshift when requested.
Brakes
1 bulletinPer Daimler Trucks North America recall 21V018; On certain vehicles, insufficiently torqued left front caliper mounting...
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bolts may not provide adequate clamping force between the brake caliper and brake anchor plate, potentially resulting in reduced brake effectiveness, which could increase the risk of a crash.