New to me 94 2x4 109,000 miles. I purchased for 3K. Slapped some 31x10.5 Biridgestone AT's on it like a good Kool Aid drinker. I needed to make it look like a BOYS truck since it's a White SR5 with tan leather. A/c blows no cold air but light comes on and rpm's go up and can I hear what sounds...