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2500
the towing capacity is up to 9,760 lbs on the 2500
1500 is a 1/4 ton, 2500 is a 1/2 ton.
Based on cars.com the 7.4 liter engine has 295 horses.
do fuel pressure test
15 Highway
I own a 1999 GMC K2500 suburban with 145K miles on it. I have had it 7 years. Dont plan on getting much higher than 10mpg around town and maybe 15 on the highway with everything tuned up. I speak from experience.
where is the oil pressure switch on a 1999 chevy surburban
2
Champion rc12lyc
Push down on it , then turn it counter clock wise.MAKE SURE THE ENGINE IS COLD
1500--2 bolt, 2500 4 bolt