Recommended merc specialist in essex area

[TurboJazz]

As per title looking for a recommended Mercedes specialist garage in and around essex ideally romford/ilford area.

Thanks

 

[SL300-24]

Gemtech gallows corner
Gem-Tech Motors in Romford-Mercedes service centre

 

[TurboJazz]

Took the GLE to gem tech and they've confirmed that the sound is from the injectors and is actually normal. I can't believe the sound its bugging the hell out of me