The short bolt torque specs for the head gasket of a 2000 Pontiac Sunfire is 43 foot pounds. The torque specs for long bolts is 46 foot pounds.
It's between the engine block and the cylinder head.
how to replace a distributor gasket on a 2000 Pontiac grand am 3.4l
Replace the gasket with a new one.
1200 $ for a new head and instalation
Bad trunk lid gasket. The gasket may have come loose or got cut.
replace head gasket
Might I suggest that either the leak was/is not at the timing cover gasket, or maybe something went wrong on the gasket install?
Leaking hose? Defective thermostat housing or bad thermostat gasket? Bad water pump or gasket? Leak in radiator? Leak at heater core? Leak at head gasket? Coolant recovery tank?
Replacing the head gasket on any vehicle is a long and complicated process, however if you wish to see basic step-by-step instructions go to the related question on the right side of the page "How do you replace a head gasket?"
The 1999 Pontiac cylinder head gasket bolt torque specification is 160 pounds. The intake manifold bolt torque specification is 90 pounds.