Caltex Havoline autoPro Bukit Merah, run by Motoserv, is a car workshop inside the Caltex petrol station at 3781 Jalan Bukit Merah. The website sells a signature servicing bundle at $118 as at 2026, which includes a computer diagnostic check with professional scan tools and a 36-point inspection. The workshop also does aircon repair and car air-conditioner replacement. Its website says it serves Bukit Merah, Redhill, Tiong Bahru, Harbourfront and Queenstown. Customers mention car servicing most, along with the friendly team and the diagnosis. Reviewers describe the staff as honest and clear about what needs doing, and say the repairs were done on time at a fair price. Several say there was no hard selling and that the pricing was transparent. One customer who came in for aircon repair found the team sincere and warm. The address is 3781 Jalan Bukit Merah, Singapore 159463.