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The 2009 GMC Savana's engine produces 301 hp @ 5200 rpm.
The 2009 GMC Yukon's engine produces 295 hp @ 5600 rpm.
The 2009 GMC Canyon's engine produces 185 hp @ 5600 rpm.
The 2009 GMC Acadia's engine produces 288 hp @ 6300 rpm.
The horsepower of a GMC Sierra is 355 hp.
The 2009 GMC Sierra-3500HD's engine produces 312 hp @ 4400 rpm.
The 2009 GMC Savana-Cargo's engine produces 195 hp @ 4600 rpm.
The 2009 GMC Sierra-2500HD's engine produces 360 hp @ 5400 rpm.
The 2009 GMC Yukon-Hybrid's engine produces 332 hp @ 5100 rpm.
The 2009 GMC Yukon-XL's engine produces 310 hp @ 5200 rpm.
The 2009 GMC Sierra-1500's engine produces 195 hp @ 4600 rpm.
Based on cars.com the 7.4 liter engine has 295 horses.