Towing with a 99 GMC Suburban 7.4L
A buddy is selling his 99 Suburban 4x4 with the 7.4L (454) for a great price. Not sure of the model but it’s loadd with leather. It’s in very good condition except a little paint peeling on the ro...
Forum Discussion
DaveF-250SD wrote:
I think it would be a good vehicle to have around your property to haul things around to save wear and possible damage to your new truck. If it runs hot and slow with a 5,000 lb. trailer, something is seriously wrong with it. A friend of mine has a class C motorhome with a 454 that probably weighs 10K empty, and he never has any issues with overheating, even in the middle of summer. My own '78 GMC 1 ton SRW 454 pickup (have to update my signature) runs very cool under all conditions, empty and pulling a car on a trailer, just under 7K pulled weight, and can do 65 up any hill or mountain pass I encounter while towing.
Agreed. It shouldn’t be overheating, but make sure it’s something easy to fix and not a head gasket or something
