320 Service and Maintenance
Usage Fluid/Lubricant
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 15278634 A3083C
Engine Oil Filter 19330000 PF63E
Passenger Compartment Air Filter 20958479 CF179C
Spark Plugs 12622561 41-109
Wiper Blades
Front Driver – 63 cm (24.8 in) 20945799 —
Front Passenger – 53.0 cm (20.8 in) 20945800 —
Rear – 30.0 cm (11.8 in) 25820122 —
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