Shop 2005 Buick Century Exhaust Manifold Heat Shield. 2.4 LITER. 2.4 LITER, all. 2.4 LITER, w/o PZEV. LITER, PZEV - OEM Buick Part # 12644076

Heat shield. SHIELD, Exhaust Manifold Spark Plug (High Tension).
A Heat reflective barrier to prevent items from coming in contact with the hot Exhaust Manifold.

Exhaust Manifold Heat Shield

Fits Captiva Sport, Equinox, Terrain

2.4 LITER. 2.4 LITER, all. 2.4 LITER, w/o PZEV.
Exhaust Manifold Heat Shield - Repair or Replace
A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your may be a bent or rusted exhaust heat shield.