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GMC TSB #GCUS-9-4006
2012 GMC Terrain
TSB Document:
Affected Component: ENGINE AND ENGINE COOLING
- Summary
- 16118 - Special Coverage. Some vehicles, equipped with a 2.4L engine, may exhibit excessive engine oil consumption (less than 2,000 miles [3,200 km] per quart [0.946 L] of engine oil), due to piston ring wear. If this condition is present, an audible rattle or knock from the engine may be heard. The engine oil pressure telltale may illuminate on the instrument panel or the following message may appear in the Driver Information Center: ?Oil Pressure Low ? Stop Engine?. If this condition occurs in the stated terms, dealers will replace pistons and piston rings.
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