Olive (A Repair Ventures Brand) Olive is a company which offers mechanical breakdown insurance coverage (a.k.a. An extended warranty). Olive is part of Repair Ventures, the company that also offers contracts under the name TriStar. Olive is a legitimate company in business for over a decade that has solid credentials. Toyota’s Platinum Extended Warranty pays for parts and labor for repairs on your vehicle’s engine, transmission, computer, air conditioning, radiator, fuel system, steering, suspension, and electrical systems for 6 years or 100,000 miles —whichever comes first. The standard Toyota warranty includes the following coverages: If the above.