Type: Posts; User: TB~Mike
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We just took a 700 mile trip in our 4x4 06 Trailblazer today with the 3.73 rear end ratio and we averaged 19.5mpg the whole way with the air on. I had the cruise set at 77mph 90% of the time. Rest...
08-08-2006, 05:29 PM
Pull a plug out and look at it. If it looks like its still in good condition then I would just leave them in. Those plugs are not cheap if you buy GM plugs. I remember when I went to get replacement...
I've had my 2006 TB for 3 days now. I got the 3.73 rear end and it gets the job done. Off the line excelleration is pretty quick but once I get around 45mph its doggy until my RPM gets up...
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