Econoline E150 1/2 Ton V8-5.4L CNG VIN M (1998)
Muffler: Service and Repair
Muffler and Tailpipe
REMOVAL
1. Raise the vehicle on a hoist.
2. Support the muffler and tailpipe assembly.
3. Remove the tailpipe extension (if equipped).
4. Remove the muffler-to-TWC clamp.
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Remove the clamp nuts.
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Remove the clamp.
5. Remove the exhaust hanger insulators and discard if damaged.
NOTE: The exhaust hanger insulators can be reused if they show no signs of damage.
6. Remove the muffler and tailpipe assembly.
NOTE: It may be necessary to heat the TWC-to-muffler joint to ease removal.
INSTALLATION
1. Position and support the muffler and tailpipe assembly.