We figured having a CT5-V Blackwing—with its 668-hp supercharged V-8, manual transmission, and ability to overpower its rear tires easily—for an extended stay would be exciting. Thrilling, even. The pulse rising started on day one.
40,000-Mile WrapFrom the November 2023 issue of Car and Driver. Even while we were fully respecting the 1500-mile break-in protocol of not exceeding 4000 rpm or using full throttle, the Caddy ferociously spun its tires on a chilly, wet day. But we had no idea the adventure we were in for.During our initial let-'er-rip test session, cylinder number six took a permanent leave of absence. An engine teardown at General Motors' powertrain headquarters failed to identify the cause.
This latest one included a cabin air filter, and the $30 charged for labor to install the $40 filter makes for a jealousy-inducing hourly rate. The total with the oil change was $254, for a grand total of $739 spent on three regular services thus far. The CT5 also prompted us to do an over-the-air update to remedy a recall for the daytime running lights possibly not deactivating when the headlamps are on.