This factory service and repair manual for the 2020 Chevrolet Aveo covers the four-door sedan in LS, LT and LTZ trim with the 91 cubic inch inline-four, 1.5 liters, twin-cam, naturally aspirated, running on gasoline. One engine and one body keep the book compact and unambiguous. Engine management, fuel and emissions diagnostics apply to every car; so do the transaxle procedures, the brake and suspension specifications, and the wiring diagrams that show how the sedan's circuits are laid out from front to back.
Engines covered
- 1.5L inline-four (91 cu in) — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
Trims covered
- LS
- LT
- LTZ
Known issues on the 2020 Aveo. The federal side is quiet for this year: no recall campaign, and nothing lodged by owners. The manual's contribution is therefore preventive and corrective work rather than campaign repair. It sets out maintenance and overhaul procedures for the 1.5L engine, service data for the transaxle, brakes, steering and suspension, heating and ventilation coverage, and the wiring diagrams and diagnostic sequences that let an electrical fault be traced to a connector or a ground rather than guessed at.
