The results of the BUN test will be contaminated if the patient is consuming certain drugs that cause problems with the blood sample. Before the BUN test, the patient should make the doctor aware of what medications are being consumed.
Vega body styles were used for several badge engineered variants. The 1973 to 1977 Pontiac Astre had Vega bodies (and Vega engines through 1976). The 1978 to 1979 Chevrolet Monza and Pontiac Sunbird wagons used the Vega Kammback wagon body with engines by Pontiac and Buick.
Chevrolet returned to IndyCar in 2012. After several years of Honda being the only engine provider, Chevrolet rejoined the series in 2012. Major teams include Team Penske, KV Racing, Chip Ganassi Racing and CFH Racing who all use Chevy engines.