Asked by jbreaze Nov 16, 2012 at 01:02 PM
about the 1987 Buick Grand National
Question type: Maintenance & Repair
4 years ago
What modifications and which
1987 Buick Grand National
WHAT OIL SHOULD I use in my Buick lesabre custom V6 40,000 miles on it .
conventional or synthetic . just concerned about a seal leak with synthetic but
it is a better oil ?
2003 Buick LeSabre Custom
Maintenance & Repair
2009 Buick Enclave CX
1985 buick regal limited
1985 Buick Regal 2-Door Coupe
Vehicle is 2006 Buick Rendezvous, 3.5 V6. Trans
fluid is full and looks good, but was losing oil.
Vehicle never overheated. Pushrod engine so can't
be head gasket or cracked head. My guess is oil
2006 Buick Rendezvous CXL AWD
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