Table 1 shows 17 common engine and engine cooling related problems of the 1999 Chevrolet Suburban. The number one most common problem is related to the manifold/header/muffler/tail pipe (five problems). The second most common problem is related to the engine exhaust system (four problems).
Exhaust manifold bolts breaking leaving studs in the heads, heating up engine compartments, releases carbon monoxide, affects O2 sensor and catalytic converter. Will not pass emissions in some states. Gm not standing behind this 1999-2008 issue. It is a safety issue and is expensive to fix. Read details...
Strong intermittent odor from ? prior complaint odi id 865611 is probably the same issue. Read details...
1999 Suburban. Bolt came loose in engine. 97,000 miles. Engine blew up requiring an entire new replacement engine. Read details...