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January 1, 2004 Service bulletin

Erratic oil pressure gmt 610 or GMT800 with codes P0522 or P0523

Chevrolet technical service bulletin 01972 for 2004 Chevrolet Tahoe, 2004 Chevrolet Silverado and 2004 Chevrolet Suburban and others.

Bulletin number
01972
Component
Engine and engine cooling: engine
Summary
Erratic oil pressure gmt 610 or gmt800 with codes p0522 or p0523. Tt 01972a replaced and updated 01/01/04. Sc

Owners of these vehicles have filed 139 complaints in the engine category.

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