Chevrolet Sonic Repair Manual: Warm Up Three-Way Catalytic Converter Installation

1. Install the warm up three way catalytic converter (5) to the brackets and the turbocharger. Use a NEW warm up three way catalytic converter seal (2).

Note:

Never re-use the V-clamp.

2. Install a NEW warm up three way catalytic converter V-clamp (1).
3. Install the 2 catalytic converter to catalytic converter bracket nuts (4) and (6) and hand tighten.
4. Hand tighten the catalytic converter V-clamp.
5. Connect the heated oxygen sensor wiring harness (3) to retainer clip.


6. The catalytic converter V-clamp (1) should be installed in the shown position.

Caution:

Refer to Fastener Caution.

7. Tighten the catalytic converter to catalytic converter bracket nuts to  22 Y (16 lb ft)

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8. Tighten the catalytic converter V-clamp to  13 Y (115 lb in)

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