Known problems
What goes wrong on the GM L87 (6.2L V8)
critical
Crankshaft and Connecting Rod Failure (Recall)
GM recalled these engines over crankshaft and connecting rod defects that can seize the engine.
Typical repair cost
$9,000 – $16,000
critical
Lifter Failure (Dynamic Fuel Management)
The Dynamic Fuel Management lifters that let GM's V8 and V6 trucks shut off cylinders can collapse or stick.
Typical repair cost
$3,500 – $8,000
1 more known problem on the GM L87 (6.2L V8)
Your guide shows all of them and which apply to the exact car, and what to ask the seller.
Where it was used