Chevrolet Silverado / GMC Sierra. Service manual - part 167
Fig. 556: Compressing Valve Springs Courtesy of GENERAL MOTORS CORP.
CAUTION: Compressed valve springs have high tension against the
valve spring compressor. Valve springs that are not properly compressed by or released from the valve spring compressor can be ejected from the valve spring compressor with intense force. Use care when compressing or releasing the valve spring with the valve
2008 Chevrolet Silverado 1500
2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado