Table 1 shows eleven common engine and engine cooling related problems of the 1999 GMC Suburban. The number one most common problem is related to the manifold/header/muffler/tail pipe (seven problems). The second most common problem is related to the engine cooling system (four problems).
: the contact stated the gas gauge located on the instrument panel failed. Also, while parked in the garage, there was a liquid observed on the floor. The dealership determined the intake manifold was leaking. Read details...
1999 GMC Suburban. Intake manifold gasket failed. This occurred after replacing the water pump which failed for the second time in less than a year. My mechanic says this is epidemic with the gm vehicles which use the dexcool antifreeze. Read details...
Have owned '90gmc c1500 p/u & '99 GMC c1500 Suburban in past 12 years; both vehicles have had same problems w/ front brake pull/wear; suspension; brake pipes; engine/trans. Hesitation, hang. . . . ; corroded + battery cables, batteries; leaking hvac ducts; and on & on. Read details...