Test of Silver Volt Electric Car as Hybrid
Lead Cobalt Battery + Rotary Engine
By
Detroit Testing Laboratory, Inc.,
Report 207210(A) -- July 21, 1982

The Silver Volt was driven from Dearborn ( a Detroit suburb), Michigan to Chicago, Illinois in hybrid mode, with lead Cobalt Battery in parallel with Rotary Engine (Auxiliary Power Unit).

In Dearborn and Kalamazoo, the car was driven on battery power only. After entering the I-94 Freeway, it was driven in hybrid mode at approximately 50 miles per hour. The trip covered 301.55 miles and took 6 hours and 22 minutes.

The full text can be found in [Detroit Testing Lab Report '82 - A].  Click link to open report.