Cylinder Head - End View (Front)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Cylinder Head - End View (Front)

Courtesy of GENERAL MOTORS CORP.

Service Hole Location	Thread Size	Drill	Counterbore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Max)		Tap Depth (Min)
-								mm	(in)	mm	(in)
1	M 10 x 1.5	211	212	n/a	213	214	215	28	1.103	22	0.866
2	M 10 x 1.5	211	212	n/a	213	214	215	28	1.103	22	0.866
3	M 24 x 1.5	n/a	n/a	n/a	n/a	n/a	n/a	THRU		THRU
4	M 6 x 1	201	202	n/a	203	204	205	28	1.103	23	0.906
5	M 24 x 1.5	n/a	n/a	n/a	n/a	n/a	n/a	THRU		THRU
6	M 8 x 1.25	206	207	n/a	208	209	210	28	1.103	23	0.906