Welcome to TG Automotives
The Auto-Electrical Specialists
We specialise in Remapping & Tuning, Diagnostics, Electrical & Electronics, ECU Repair & Programming
Camera & Safety Systems, GPS Tracking & Security Systems, Lighting & Accessories  

Auto-Electrical Services:

Custom Remapping & Tuning

A custom remap from can completely unleash your vehicles potential, we carefully recalibrate your engine ECU to gain more power and torque and in most cases a saving on fuel! Our maps our fully custom written in house. For vehicles under warranty we stock a range of plug and play tuning devices.

Diesel Parking Heaters & Cooking

We are stockists, installers and repairers of most brands of diesel parking air & water heaters as well as diesel powered cookers. We have in house repair and installation facilities and can install any heater in any vehicle mobile at any location with our fully equipped mobile service van. 

Vehicle Tracking, Cameras & Security

We stock and install a variety of asset tracking, insurance approved, fleet management and stolen vehicle GPS trackers. 

Diagnostics & Electrical

By investing in the latest equipment and software we are able to offer complex diagnosis in most systems such as Engine Management, ABS, SRS (Airbags), Comfort, Body-Control, ESP, Ad-blue and others on most vehicles like Cars, Vans, Trucks and Plant. 

ECU Repair & Programming

ECUs are often locked to the vehicle they were fitted to, meaning secondhand units cannot be used. We can unlock, clone and decode most ECUs letting them be used in another vehicle. We can also repair most ECUs saving upto thousands on the cost of new.

Immobiliser Repair & Removal 

Sometimes the cost of repairing or replacing an immobiliser system may outweigh the value of the vehicle, or the engine might be used outside of the vehicle. We can disable factory fitted or aftermarket immobilisers usually in minutes.


Other Services:

Mechanical Repairs

Our fully equipped workshop is capable of all mechanical work from brake pads to a full engine replacement. We carry out all work to manufactures specifications with genuine parts meaning you can save money on the main dealer prices. So whether it's a clutch, complete engine or just a set of brake pads no job it too big or too small so contact us today.

Servicing & MOTs

We use a local dedicated MOT station for our MOTs this means you can guarantee a non-biassed genuine result. We carry out servicing to all makes and models using genuine parts and procedures, this means the warranty remains in-tact on brand new vehicles.

Welding & Fabrication

We have a dedicated welding and fabrication bay with all of the necessary equipment to carry out anything from a simple patch to a full restoration. 

Recovery & Transport

We have a fully equipped 7.5tonne recovery truck which can carry up to 3.5tonnes and is fully licensed for haulage as well as recovery. We also have a Landrover and trailer as back up and can use the trailer on the truck to transport 2 vehicles.

About TG Automotives

Located just outside of Castle Cary, Somerset, half way between Yeovil and Shepton Mallet. We are specialists in vehicle electronics and electrical systems, welding & fabrication and vehicle conversions. We also offer mobile auto-electrical service.




Contact info

Ferndale Farm,

Nr Castle Cary


BA22 7AA

Tel | 01963 548648

Mob | 07806991279


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