What octane gas to use
The 07 Gulfstream BT Cruiser we recently bought has a chevy 6 litre engine. The check engine light started coming on after about 2 hours on every trip we've taken . I plugged my code reader in and sai...
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Friend says the catalytic converter is a little dirty and said use Mr Gasket Cataclean exhaust treatment. Use 1or 2 times.I read the reviews and they seem to be mostly positive so I will try it. The problem I have now is my fuel tank is full and will have to get the tank below 1/4 so it will be awhile before I get to try this treatment.
