Thread Repair Specifications. Cadillac STS 2007

For 1990-2009 cars only

Makes 🢒 Cadillac 🢒 2007 🢒 STS 🢒 Engine 🢒 Engine Mechanical - 4.4L 🢒 Thread Repair Specifications

Table 1:	Left Cylinder Head Camshaft Cover Face
Table 2:	Left Cylinder Head Front Face
Table 3:	Left Cylinder Head Intake Face
Table 4:	Left Cylinder Head Exhaust Face
Table 5:	Left Cylinder Head Rear Face
Table 6:	Right Cylinder Head Camshaft Cover Face
Table 7:	Right Cylinder Head Front Face
Table 8:	Right Cylinder Head Intake Face
Table 9:	Right Cylinder Head Exhaust Face
Table 10:	Right Cylinder Head Rear Face
Table 11:	Engine Block Front
Table 12:	Engine Block Left Side
Table 13:	Engine Block Right Side
Table 14:	Engine Block Rear
Table 15:	Engine Block Top
Table 16:	Engine Block Left Deck Face
Table 17:	Engine Block Right Deck Face
Table 18:	Engine Block Lower Face
Table 19:	Lower Crankcase Pan Face
Table 20:	Engine Front Cover
Table 21:	Camshaft Position Actuator Housing
Table 22:	Camshaft Covers
Table 23:	Oil Pan - Left
Table 24:	Oil Pan - Right
Table 25:	Oil Pan - Rear
Table 26:	Oil Pan - Bottom
Table 27:	Charge Air Cooler Housing - Top
Table 28:	Charge Air Cooler Housing - Front
Table 29:	Charge Air Cooler Housing - Rear
Table 30:	Charge Air Cooler Manifold - Front

Left Cylinder Head Camshaft Cover Face

Left Cylinder Head Camshaft Cover Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	608	N/A	N/A	203	204	205	26.0	1.0236	22.0	0.8661
2	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
3	M20 x 1.5	715	716	N/A	717	718	719	32.0	1.2598	21.0	0.8268
4	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8661	18.0	0.7087

Left Cylinder Head Front Face

Left Cylinder Head Front Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	27.0	1.0630	22.0	0.8661
2	M6 x 1.0	201	202	N/A	203	204	205	30.0	1.1811	26.0	1.0236
3	M8 x 1.25	610	N/A	619	208	209	620	27.0	1.0630	22.0	0.8661
4	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8661	18.0	0.7087
5	M10 x 1.5	211	212	N/A	213	214	215	32.0	1.2599	26.0	1.0236

Left Cylinder Head Intake Face

Left Cylinder Head Intake Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	25.00	0.9843	21.25	0.8366

Left Cylinder Head Exhaust Face

Left Cylinder Head Exhaust Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	32.0	1.2599	27.5	1.0827
2	M16 x 1.5	861	862	N/A	863	864	860	20.0	0.7874	16.0	0.6299
3	M10 x 1.5	211	212	N/A	213	214	215	32.0	1.2599	26.0	1.0236
4	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8661	18.0	0.7087
5	M8 x 1.25	206	207	N/A	208	209	210	25.0	0.9843	20.0	0.7874

Left Cylinder Head Rear Face

Left Cylinder Head Rear Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M16 x 1.5	861	862	N/A	863	864	860	20.0	0.7874	16.0	0.6299
2	M8 x 1.25	206	207	N/A	208	209	210	27.0	1.0630	22.0	0.8661

Right Cylinder Head Camshaft Cover Face

Right Cylinder Head Camshaft Cover Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	608	N/A	N/A	203	204	205	26.0	1.0240	22.0	0.8660
2	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8660	18.0	0.7090
3	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
4	M20 x 1.5	715	716	N/A	717	718	719	32.0	1.2598	21.0	0.8268

Right Cylinder Head Front Face

Right Cylinder Head Front Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	30.0	1.1811	26.0	1.0236
2	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8661	18.0	0.7087
3	M8 x 1.25	206	207	N/A	208	209	210	27.0	1.0630	22.0	0.8661
4	M8 x 1.25	610	N/A	619	208	209	620	27.0	1.0630	22.0	0.8661

Right Cylinder Head Intake Face

Right Cylinder Head Intake Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	25.00	0.9843	21.25	0.8366

Right Cylinder Head Exhaust Face

Right Cylinder Head Exhaust Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	32.0	1.2599	27.5	1.0827
2	M16 x 1.5	861	862	N/A	863	864	860	20.0	0.7874	16.0	0.6299
3	M8 x 1.25	206	207	N/A	208	209	210	25.0	0.9843	20.0	0.7874

Right Cylinder Head Rear Face

Right Cylinder Head Rear Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M16 x 1.5	861	862	N/A	863	864	860	20.0	0.7874	16.0	0.6299
2	M8 x 1.25	206	207	N/A	208	209	210	27.0	1.0630	22.0	0.8661
3	M10 x 1.5	211	212	N/A	213	214	215	32.0	1.2598	26.0	1.0240
4	3/8 - 18 NPSF	2013	N/A	N/A	2014	2015	2016	THRU		THRU

Engine Block Front

Engine Block Front

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	19.5	0.7677	15.5	0.6102
2	M8 x 1.25	206	207	N/A	208	209	210	27.0	1.0630	22.0	0.8661
3	M6 x 1.0	201	202	N/A	203	204	205	23.0	0.9055	19.0	0.7480
4	M6 x 1.0	201	202	N/A	203	204	205	THRU		17.0	0.6693
5	M6 x 1.0	201	202	N/A	203	204	205	24.0	0.9449	17.0	0.6693
6	M6 x 1.0	201	202	N/A	203	204	205	THRU		15.5	0.6102
7	M8 x 1.25	206	207	N/A	208	209	210	THRU		THRU
8	M10 x 1.5	211	212	N/A	213	214	420	30.0	1.1811	24.0	0.9449
9	M10 x 1.5	211	212	N/A	213	214	420	THRU		THRU
10	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
11	M6 x 1.0	201	202	N/A	203	204	205	20.25	0.7972	16.25	0.6398
12	M6 x 1.0	201	202	N/A	203	204	205	23.75	0.9350	19.75	0.7776
13	M8 x 1.75	2001	2002	N/A	2003	2004	2005	26.75	1.0532	21.75	0.8563

Engine Block Left Side

Engine Block Left Side

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	30.0	1.1811	24.0	0.0827
2	M6 x 1.0	201	202	N/A	203	204	205	25.0	0.9843	21.0	0.8268
3	M8 x 1.25	610	N/A	N/A	208	209	620	30.0	1.1811	25.0	0.9843
4	M8 x 1.25	206	207	N/A	208	209	210	20.0	0.7874	16.0	0.6299

Engine Block Right Side

Engine Block Right Side

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	30.0	1.1811	24.0	1.0827
2	M8 x 1.25	206	207	N/A	208	209	210	24.5	0.9646	15.0	0.5906

Engine Block Rear

Engine Block Rear

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	THRU		THRU
2	M8 x 1.25	206	207	N/A	208	209	210	THRU		THRU
3	M10 x 1.5	211	212	N/A	213	214	420	39.75	1.5650	33.75	1.0827
4	M10 x 1.5	211	212	N/A	213	214	420	THRU		THRU
5	M10 x 1.5	211	212	N/A	213	214	420	39.0	1.5354	33.0	1.2992

Engine Block Top

Engine Block Top

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	20.0	0.7874	16.0	0.6299
2	M8 x 1.25	206	207	N/A	208	209	210	23.5	0.9252	18.5	0.7283
3	M8 x 1.25	206	207	N/A	208	209	210	23.0	0.9055	19.0	0.7480
4	M6 x 1.0	201	202	N/A	203	204	205	23.0	0.9055	19.0	0.7480

Engine Block Left Deck Face

Engine Block Left Deck Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	608	N/A	N/A	203	204	205	30.0	1.1811	25.0	0.9843
2	M11 x 2.0	2031	N/A	2034	2032	2033	108	73.0	2.8740	67.0	2.6378
3	M11 x 2.0	2031	N/A	N/A	2032	2033	108	89.5	3.5236	83.5	3.2874

Engine Block Right Deck Face

Engine Block Right Deck Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M11 x 2.0	2031	N/A	2034	2032	2033	108	73.0	2.8740	67.0	2.6378
2	M6 x 1.0	608	N/A	N/A	203	204	205	30.0	1.1811	25.0	0.9843
3	M11 x 2.0	2031	N/A	N/A	2032	2033	108	89.5	3.5236	83.5	3.2874

Engine Block Lower Face

Engine Block Lower Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	No Service Tools Available						40.0	1.5748	34.5	1.3583
2	M10 x 1.5	511	N/A	N/A	512	513	514	32.0	1.2598	26.5	1.0433
3	M6 x 1.0	201	202	N/A	203	204	205	24.0	0.9449	17.0	0.6693
4	M8 x 1.25	610	N/A	N/A	208	209	620	THRU		THRU
5	M8 x 1.25	610	N/A	N/A	208	209	620	37.0	1.4567	32.0	1.2598

Lower Crankcase Pan Face

Lower Crankcase Pan Face

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	25.0	0.9843	20.0	0.7874
2	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
3	M6 x 1.0	201	202	N/A	203	204	205	22.0	0.8661	18.0	0.7087

Engine Front Cover

Engine Front Cover

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	32.5	1.2795	27.0	1.0630
2	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.5	0.7283
3	M6 x 1.0	201	202	N/A	203	204	205	THRU		18.5	0.7823
4	M18 x 1.5	No Service Tools Available						11.7	0.4606	9.0	0.3543

Camshaft Position Actuator Housing

Camshaft Position Actuator Housing

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
2	M6 x 1.0	201	202	N/A	203	204	205	18.0	0.7087	14.0	0.5512
3	M10 x 1.5	N/A	N/A	N/A	N/A	N/A	N/A	THRU		THRU

Camshaft Covers

Camshaft Covers

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	--	--	--	--	--	--	--	THRU		THRU
2	M6 x 1.0	201	202	N/A	203	204	205	23.0	0.9055	19.0	0.7480

#1 Threads are created initially when coil ground strap bolt is installed.

Oil Pan - Left

Oil Pan - Left

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
2	M12 x 1.75	856	857	N/A	858	859	865	THRU		THRU

Oil Pan - Right

Oil Pan - Right

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M12 x 1.75	856	857	N/A	858	859	855	39.5	1.5551	32.0	1.2598

Oil Pan - Rear

Oil Pan - Rear

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	THRU		21.5	0.8465

Oil Pan - Bottom

Oil Pan - Bottom

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	28.0	1.1024	23.5	0.9252

Charge Air Cooler Housing - Top

Charge Air Cooler Housing - Top

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.50	1.1220	23.00	0.9055
2	M6 x 1.0	201	202	N/A	203	204	205	22.50	0.8858	18.00	0.7087

Charge Air Cooler Housing - Front

Charge Air Cooler Housing - Front

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.50	0.8858	18.00	0.7087

Charge Air Cooler Housing - Rear

Charge Air Cooler Housing - Rear

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.50	0.8858	18.00	0.7087

Charge Air Cooler Manifold - Front

Charge Air Cooler Manifold - Front

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385-						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.50	1.1220	23.00	0.9055
2	M6 x 1.0	201	202	N/A	203	204	205	25.00	0.9843	20.00	0.7874