Professional diagnostics, servicing, repairs and fleet solutions for private, commercial, truck, diesel and industrial vehicles.
Certified
Bosch trained
Support
24/7 field service
5-star approved & graded
5-star approved & graded
Certified technicians, Bosch training discipline and trusted component knowledge.
Computer diagnostics, test-bench calibration and advanced electronic fault isolation.
Cars, trucks, fleets, earthmoving machinery, diesel systems and hydraulics.
Mobile thread repair services
A damaged thread or seized fastener doesn’t have to mean costly component replacement. Grunwalds delivers mobile extraction and precision thread repair directly to your workshop or site—restoring vehicles and machinery with less dismantling, reduced downtime, and maximum efficiency.
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140-point service discipline
Expert maintenance and repair services for all vehicle makes and models.
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Commercial vehicle uptime
Reliable repair and maintenance of all commercial fleets.
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Calibration-grade diesel work
Diesel vehicles, trucks, machines, injectors, and diesel pumps repaired in-house by Bosch-trained professionals.
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Site lighting solutions
We take the hassle off your hands. Our rental division delivers light plants directly to your site, with monthly service and maintenance included at no extra cost, plus free emergency callouts to keep your production on track. All our light plants are full mining spec.
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Mine-ready compliance testing
Safety testing is performed on all machines to ensure they meet operational standards and are mine-ready, fully compliant with DMR regulations. We prioritize safety as a core value.
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24/7 field service capability
Servicing all makes and models - from small equipment to large-scale machinery.
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Workshop and field hydraulics
Repair and maintenance of all hydraulic systems, with hose replacement and professional crimping carried out on site for your convenience.
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Grunwalds combines certified Bosch training, award-winning workshop performance and practical field-service capability for vehicles that cannot afford downtime.
24/7
Field service response
90%
Average Bosch training pass score
140
Point car-service checklist
8
Specialist service divisions
“Reliable, technically strong and easy to contact when downtime matters.”
Fleet Manager
Mining & Logistics
“The field-service capability makes a real difference for heavy equipment support.”
Site Supervisor
Earthmoving & Construction
“A Bosch-certified service centre with the breadth of an industrial workshop.”
Operations Director
Commercial Transport
Commercial vehicles, trucks, earthmoving machinery and hydraulic systems receive a dedicated response path, backed by specialist divisions and field-service support.
