C 350 4MATIC (203.087) V6-3.5L (272.970) (2007)
Check for cracks (Figure 9) and open (broken) connection (Figure 10 & 11) on all hoses connected to the intake manifold.
Check for cracks (Figure 9) and open (broken) connection (Figure 10 & 11) on all hoses connected to the intake manifold.