During September, the 2010 Chevy Cobalt (above) can be bought with either $3,000 cash back or a 0% financing incentive for 60 months. Using the cash back incentive, the monthly payments on a base model Cobalt with an MSRP of $14,990 and a 6% interest rate over 60 months will be $231.80. With the 0% interest rate incentive, monthly payments will be $249.83, so the cash back incentive is a better deal on the Cobalt.

The 2010 HHR, which is mechanically similar to the Cobalt, comes with the choice between $4,000 cash back or 0% financing for 60 months.

During September, the 2010 Chevy Silverado and Avalanche are both available with $5,000 cash back or 0% financing for 60 months.

The 2010 Corvette is available with 0% financing for 72 months or a $3,000 rebate.

This month, the 2010 Chevrolet Impala is available with either $4,000 cash back or 0% financing for 72 months.

The 2010 Chevy Malibu can be bought this month with the choice between a $3,500 rebate incentive or 0% financing for 72 months.

This month, the Chevy Colorado crew cab is the best model to buy, with $2,500 cash back or 0% financing for 60 months on that body style. Extended cab Colorado models come with $2,000 cash back and regular cab models come with $1,000 back.

The 2010 Chevrolet Suburban and Tahoe are both on sale this month with 0% financing incentives for 60 months or $3,000 rebates.

The 2010 Chevy Aveo and Traverse are available with the choice between $2,500 and 0% financing for 60 months.