Sierra Classic 1500 2WD V8-4.8L (2007)
![background image](/gmc/sierra_classic_1500_2wd/v8-4.8l/Page-1101001.png)
Compression Check: Specifications
The minimum compression in any 1 cylinder should not be less than 70 percent of the highest cylinder. No cylinder should read less than 690 kPa (100
psi).
Compression Check: Specifications
The minimum compression in any 1 cylinder should not be less than 70 percent of the highest cylinder. No cylinder should read less than 690 kPa (100
psi).