Chevrolet Cobalt Service & Repair Manual: Vehicle, Road Test

The vehicle road test purpose is to verify a customer concern or to verify a repair has been completed correctly.
For transmission road test, ensure that transmission or transaxle is brought to operating temperature and all forward gears and reverse gear engage properly throughout applicable RPM range.
Following road test inspections depend on vehicle equipment level and available testing possibilities, either city or rural.
1. Engine performance, stalling, idle and acceleration.
2. Clutch driving off, pedal force and smell.
3. Shift lever easy movement and shift lever position.
4. Automatic transaxle selector lever position, shift lock/ignition key interlock, shift behavior and instrument cluster display.
5. Foot and parking brake function, free travel, effectiveness, pulling to one side, shuddering and squeal.
6. ABS function when braking with activated ABS, brake pedal must pulse noticeably.
7. Steering functionality, steering free-play, steering wheel center position when driving straight ahead.
8. Tilt/slide sunroof function.
9. Cruise control system function.
10. Radio reception and interference.
11. Driver Information System (DIS) functions.
12. A/C function.
13. Vehicle pulling to one side while driving straight ahead.
14. Imbalance in wheels and driveshafts.
15. Wheel bearings noise.
16. Engine hot start function.
17. Horn function.
    Vehicle Multi-Point, Inspection
    A visual inspection must always be performed to confirm the presence of aftermarket components, potential collision damage, or areas of concern. 1. Ins ...

    Wheel Lug Stud, Replace
    Suspension fasteners are critical components because they affect performance of vital components and systems and their failure may result in major service expense. New components must ...

    See also:

    Chevrolet Cobalt Service & Repair Manual. Differential, Overhaul
    Disassembly When pinion gears are removed, place final drive carrier into a clean transmission oil pan in order to prevent losing needle bearings. 1. Remove final drive sun gear (115), Fig. 1. 2. Remove differential ...

    Chevrolet Cobalt Owners Manual

    Chevrolet Cobalt Service Manual


    Copyright © 2024 www.cheviguide.com - Chevrolet Auto Manuals - 0.0044