GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications for Buick Park Avenue 1999

Application

Specification

Metric

English

Catalytic Converter to Exhaust Downpipe

24 N·m

18 lb ft

Exhaust Clamps

40 N·m

30 lb ft

Exhaust Downpipe to Exhaust Manifold

25 N·m

18 lb ft