Chevrolet Cobalt Service & Repair Manual: Engine Tune Up & Performance

Engine Liters/ CID/ Type

SFI/OBD II system. Equipped w/MIL. Engine Liters/ CID/ Type Certif- ication Type Trans. Type ...

Compression Pressures

1. Ensure engine is at room temperature and battery is fully charged. 2. Disconnect wiring from ignition module and remove spark pl ...

See also:

Chevrolet Cobalt Service & Repair Manual. Cylinder Head Overhaul
It is usually recommended to send head to machine shop for complete overhaul. Cylinder head must be cool before removing it from engine. Cylinder head warpage can result if a warm or hot cylinder head is removed. Place clean shop towels over exposed e ...