GM Service Manual Online
For 1990-2009 cars only

Cylinder

Adjust at No 1 Compression Stroke TDC

Adjust at No 1 Exhaust Stroke TDC

Left Bank

Right Bank

Intake

Exhaust

Intake

Exhaust

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1

X

X

--

--

2

--

--

X

X

--

--

3

X

--

--

X

4

--

--

--

X

X

--

5

X

--

--

X

6

--

X

--

--

X

--

7

--

X

X

--

8

--

--

X

X

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