GT Auto Garage is a workshop on the fourth floor of WCEGA Plaza in Bukit Batok, and it does routine servicing, engine and transmission work, and undercarriage repairs. Its aircon repairs come up often in reviews. The full service includes an oil change, filter and fluid checks, brake, steering, suspension and exhaust checks, and a written checklist once the job is done. The garage also does a pre-purchase inspection for used cars, with a report on the car's condition. Customers say booking online is easy, and that a morning appointment was set up without fuss. Reviewers mention the diagnosis of the fault and clear explanations, and one customer says there was no hard selling. A scratch on a front lip was handled professionally, according to one customer. Payment by card, cash or digital payment is accepted. The nearest, AutoWheels MotorWorks at the same plaza, is rated the same, from more reviews. The address is 1 Bukit Batok Crescent, #04-41 WCEGA Plaza, Singapore 658064.