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07899947762
Lancashire & Greater Manchester

HGV & Fleet Specialists, Fully Mobile

JG Technical Ltd

At JG Technical, we keep it moving.

Your fleet. Your ideas. Your welcome.

Diagnosis

First-Time

Diagnosis

Turnaround

Fast

Turnaround

& Models

All Makes

& Models

Service Area

Lancs & MCR

Service Area

  • Fully Mobile Service
  • Lancashire & Manchester
  • HGV & Commercial Vehicles
  • Fast Response
  • Correct Diagnosis, First Time

Services for Commercial Vehicles

From a quick battery test to a full electrical installation, across Lancashire, Manchester, and the surrounding area, we cover the jobs that keep your fleet running.

HGV Diagnostics & Repairs

We work across a wide range of makes and models. Before anything gets touched, we find the actual fault, not the nearest likely cause. You'll only pay for what the vehicle actually needs.

  • Multi-brand diagnostic software
  • Fault code reading & clearing
  • Mechanical & electronic repairs
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Electrical Installations

Lighting, split charge systems, warning systems, safety switches. If you can describe what you need, we can build it. We've worked on everything from horseboxes to double-deck trailers.

  • Custom wiring & lighting rigs
  • Split charge & leisure batteries
  • Safety switch installation
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Battery & Charging

Cold mornings in Lancashire have a habit of exposing a weak battery. We carry out proper load testing, not just a voltage check, and sort the issue before it leaves a vehicle stranded.

  • Battery health & load testing
  • Alternator & charging diagnostics
  • Replacement supply & fitting
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Key Programming

New key that won't communicate with the vehicle? We'll program it to the immobiliser and get it working. One thing worth checking first: the key fob battery. It sounds obvious, but it gets missed more than you'd think.

  • Immobiliser programming
  • Remote & transponder keys
  • All major HGV makes
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Welding & Body Repairs

Cracked chassis, broken welds, damaged trailer sides. It happens. We get the work done properly, to the standard the vehicle needs to stay on the road and passing inspection.

  • MIG & MMA welding
  • Trailer body repairs
  • Structural repair & fabrication
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Tail Lifts & Moving Decks

Electrical faults, burnt-out motors, worn pins, seized pulleys. Tail lifts take a hammering and we know how to fix them. We also carry out LOLER inspections and preventative servicing.

  • LOLER inspections
  • Motor & electrical repair
  • Lubrication & preventative service
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Car Repairs

We now offer car repair services alongside our commercial vehicle work. Diagnostics, electrical faults, mechanical repairs. The same straight-talking approach, no unnecessary work.

  • Fault diagnostics & warning lights
  • Electrical & mechanical repairs
  • Honest, no-padding advice
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DPF Cleaning

A blocked diesel particulate filter causes warning lights and poor performance. We offer professional DPF cleaning as a cost-effective alternative to replacement, for cars and light commercials.

  • Specialist cleaning equipment
  • Restore performance & fuel economy
  • Cars and light commercial vehicles
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From Call to Completion

A clear four-step process: no runaround, no surprises. You'll know what's happening and when throughout the job.

How We Work

  1. 01

    Diagnose

    We read the fault before anything is touched. Correct diagnosis first time: fewer comebacks, less wasted time.

  2. 02

    Repair

    The right fix, done to the standard the vehicle needs. No shortcuts, no parts fitted on speculation.

  3. 03

    Test & Clear

    Fault codes cleared, systems checked, and everything verified before the vehicle leaves. No half-finished jobs.

  4. 04

    Back on the Road

    Minimum downtime. Honest invoice. Your vehicle back earning. That's the whole job done.

Why JG Technical

What You Can Expect From Us

JG Technical Ltd technician working on a commercial vehicle

Right Diagnosis, First Time

We read the fault properly before picking up a spanner. That means fewer comebacks, less wasted time, and a repair that actually solves the problem.

Minimum Downtime

A vehicle off the road costs money every day. We work quickly, communicate clearly, and don't drag jobs out. You'll know what's happening and when.

Straight Talking

We tell you what the vehicle needs, not what sounds impressive. If something doesn't need doing, we'll say so. No padding, no surprises on the invoice.

All Makes & Models

Volvo, DAF, MAN, Scania, Mercedes, Iveco: rigids, artics, curtainsiders, flatbeds, horseboxes. If it's a commercial vehicle, we work on it.

Before & After: Back On The Road

One of the most common calls we get is a tail lift that's stopped working mid-shift. Here's how a typical job plays out when we're called to site.

HGV Curtainsider · Regional Haulage Operator, Lancashire

Before

Vehicle Off Road

  • Tail lift stopped responding mid-delivery run
  • Intermittent electrical fault, no consistent diagnosis from earlier attempts
  • LOLER inspection overdue, adding compliance pressure
  • Vehicle off the road, revenue on hold

After

Back Earning

  • Full electrical diagnosis traced fault to motor control wiring loom
  • Wiring repaired correctly at source, not masked with a workaround
  • Tail lift function restored and tested under full operational load
  • LOLER inspection completed; certification issued same visit

Every job is different, but the approach is always the same: find the actual fault, fix it properly, and make sure the operator knows exactly what was done.

Who We Work For

From Single Operators to Full Fleets

We work with all kinds of commercial vehicle operators across Lancashire and Manchester. If you're keeping commercial vehicles on the road, we can help.

  • Haulage & Logistics Operators
  • Construction & Plant Fleets
  • Distribution Businesses
  • Owner-Operators
  • Agricultural Operators
  • Fleet Managers

Not sure if we cover your vehicle type? Give us a call and we'll tell you straight.

Got a job you want to discuss?

Call, email, or drop us a message. We'll get back to you without the runaround.

Vehicle down? Let's get it sorted.

Every day off the road costs money. Call us, tell us what's happening, and we'll give you a straight answer on what's needed.

Call Now: 07899947762