RETURNING INTEGRITY TO THE AUTOMOTIVE INDUSTRY

Technician inspecting the underside of a vehicle during a mobile pre-purchase inspection.

uSED VEHICLE PRE-PURCHASE INSPECTION

We provide one of the most valuable tools for today’s used car buyer: the Pre-Purchase Inspection (PPI).

DNS Engineering Limited Company provides mobile, on-site pre-purchase inspection services for passenger vehicles and light-duty trucks. Our inspectors travel directly to the vehicle’s location, including dealerships, private seller locations, residences, and approved commercial locations.

Each pre-purchase inspection is focused on factual, observation-based documentation of the vehicle’s visible condition and basic functional operation at the time of inspection. The goal is to provide the buyer with clear, unbiased information before completing a used vehicle purchase.

DNS Engineering fleet inspection van parked at a service location, ready for mobile vehicle evaluations.

FLEET VEHICLE INSPECTION

Our inspectors perform on-site safety and maintenance evaluations for fleet vehicles—directly at your storage or dispatch location.

Fleet inspections can be tailored to meet your company's unique operational needs, whether it's routine checkups, mileage-based intervals, or issue-specific assessments. Regular inspections help reduce downtime, improve driver safety, and prevent costly repairs by catching issues early.

Let us help you keep your fleet reliable, road-ready, and cost-efficient.

Damaged piston and connecting rod assembly removed during a mechanical failure validation inspection.

mECHANICAL fAILURE vALIDATION

Mechanical Failure Validation & Second Opinions

Our inspectors travel to repair facilities to independently verify mechanical failures and confirm the accuracy of repair recommendations. We act on behalf of warranty providers, insurance carriers, and retail customers—helping reduce misdiagnosis, inflated estimates, and unnecessary repairs.

For individual vehicle owners.

we offer second-opinion inspections when you're unsure about a shop’s diagnosis. Our goal is to provide clear, factual insight—so you can confidently approve, question, or decline a costly repair.