EXHIBIT 12

GENERAL MOTORS CORPORATION AND SUBSIDIARIES

COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

	Years Ended December 31,
	2007			2006			2005			2004			2003
	(dollars in millions)
Income (loss) from continuing operations	$	(43,297	)	$	(2,423	)	$	(10,621	)	$	2,415		$	2,450
Income tax expense (benefit)		37,162			(3,046	)		(6,046	)		(1,297	)		498
(Income)/losses of and dividends from nonconsolidated associates		575			182			141			(447	)		(346	)
Amortization of capitalized interest		48			51			47			79			79
Income (loss) before income taxes, undistributed income of nonconsolidated associates, and capitalized interest		(5,512	)		(5,236	)		(16,479	)		750			2,681
Fixed charges included in income (loss)
Interest and related charges on debt		3,306			16,944			15,606			11,948			9,902
Portion of rentals deemed to be interest		220			301			293			274			267
Total fixed charges included in income (loss) from continuing operations		3,526			17,245			15,899			12,222			10,169
Earnings (losses) available for fixed charges	$	(1,986	)	$	12,009		$	(580	)	$	12,972		$	12,850
Fixed charges
Fixed charges included in income (loss)	$	3,526		$	17,245		$	15,899		$	12,222		$	10,169
Interest capitalized in the period		24			44			45			38			33
Total fixed charges	$	3,550		$	17,289		$	15,944		$	12,260		$	10,202
Ratios of earnings (losses) to fixed charges											1.06			1.26

Earnings for the twelve months ended December 31, 2007, 2006 and 2005 were inadequate to cover fixed charges. Additional earnings of $5.5 billion for 2007, $5.3 billion for 2006 and $16.6 billion for 2005 would have been necessary to bring the respective ratios to 1.0.