Depends on what is done. Usually this includes oil, spark plugs, and air filter. It's about $30 for oil, $15 for spark plugs, and $10 for an air filter. This is based on doing it yourself.
300 dollars
150hp
The 1999 Chevrolet Cavalier 2.2L engine has 115HP
The 1999 Chevrolet Cavalier 2.4L engine has 150HP
135 H.P.
Around 90-100 dollars
The 2001 Chevrolet Suburban's engine produces 325 ft-lbs. @ 4000 rpm.
The 2001 Chevrolet Impala's engine produces 205 ft-lbs. @ 4000 rpm.
The 2001 Chevrolet Malibu's engine produces 190 ft-lbs. @ 4000 rpm.
The 2001 Chevrolet Express's engine produces 250 ft-lbs. @ 2800 rpm.
The 2001 Chevrolet Corvette's engine produces 360 ft-lbs. @ 4000 rpm.
The 2001 Chevrolet Camaro's engine produces 225 ft-lbs. @ 4000 rpm.