Emergency roadside for trucks and trailers, day or night.
Road service
New Braunfels · dispatched from Schertz
Mobile truck repair in New Braunfels
Hennessy's Diesel Road Service provides 24/7 mobile truck repair and roadside diesel service in New Braunfels from our Schertz base. Common calls on I-35, SH 46, and local lots.
Selma, Garden Ridge, and the Canyon Lake area are in the same service area for mobile diesel repair when the truck is already north of Schertz.
Services we offer
The same full range of 24/7 mobile truck and trailer repair we offer from Schertz is available here.
Fault codes and on-site checks.
DiagnosticsAir leaks, brakes, and related systems.
Air & brakeField engine work (external/systems). No internal rebuilds.
Engine repairAfter-treatment and forced regen.
Forced regenerationBatteries, charging, wiring, and lights.
Electrical & lightingOverheats, hoses, and cooling issues.
Cooling systemFilters, leaks, and fuel-side problems.
Fuel systemLights, air, landing gear, and doors.
Trailer repairServices: 24/7 Road Service · Computer Diagnostics · Air & Brake · Engine Repair · Forced Regeneration · Electrical & Lighting · Cooling System · Fuel System · Trailer Repair
Home base and full overview: Hennessy's Diesel Road Service.