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A/C Warranty Info
Turbo Warranty Info

Belt Tensioner-Secondary 3.0 L Diesel Engine 2007-2010
Auxiliary A/C Belt Tensioner 3.0 L V6 Diesel Engine 2007 & LATER
Rating: 0
Only for OM642 diesel with rear A/C & 220 Amp Alternator
Includes damper/shock absorber

This is NOT the main serpentine belt tensioner.  This is only for those models equipped with
a second A/C compressor (roof air)


Auxiliary Alternator Belt-3.0 L V6 Diesel Engine 2007 & LATER
Rating: 0
Only for 3.0 L V6 diesel

Only for models with an auxiliary alternator (two alternators). This belt will also drive the radiator fan.

If you have only the usual, single alternator, the fan drive belt for that is shown below.