1. Check the exhaust system components for loosness.
2. Check for misalignment.
3. Check the heat shields for loosness.

Are any components loose or misaligned?

--

Go to Step 2

Go to Step 3

1. Align the exhaust system components.
2. Tighten the connections to specified torque. Refer to Fastener Tightening Specifications .

Did the vibration stop?

--

System OK

Go to Step 3

1. Check for damaged hangers.
2. Check for damaged mounting brackets.

Are there any damaged hangers or mounting brackets?

--

Go to Step 4

Go to Step 5

1. Replace the damaged hangers and the damaged mounting brackets.
2. Align the system as necessary.
3. Tighten the connections to specified torque. Refer to Fastener Tightening Specifications .

Did the vibration stop?

--

System OK

Go to Step 5

Check all the flanges, nuts and bolts for damage.

Are any flanges or fasteners damaged?

--

Go to Step 6

Go to Step 7

1. Replace the damaged components.
2. Align and tighten as necessary to specified torque. Refer to Fastener Tightening Specifications .

Is the exhaust system still vibrating?

--

Go to Step 7

System OK

Check the exhaust manifold pipe seal for damage.

Is the exhaust manifold pipe seal damaged?

--

Go to Step 8

Go to Step 1

Align, tighten or replace, as required, the exhaust manifold pipe seal

Has the system stopped vibrating?

--

System OK

Go to Step 1