1991 CHEVROLET B7 TSBs (3)

Bulletin:
98831110
Component:
063000 engine and engine cooling:exhaust system
Summary:
Vehicles with 6.0l and 7.0l engines (vins p, m - rpos ls0, lr0) may exhibit engine exhaust noise which is loudest during cold engine operation. *yc
Bulletin:
666307
Component:
071000 fuel system, gasoline:storage
Summary:
Diesel engine - engine low power in cold weather (replace primary fuel filter). *tw
Bulletin:
030232044
Component:
010000 steering
Summary:
Effect of steering box limiter adjustment on turning radius and possibility of power steering system damage due to improper adjustment. various 1990-2004 models. *tt

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