2009 GMC Acadia Alternator replacement

Tiny
DUGLERHAY
  • MEMBER
  • 2009 GMC ACADIA
  • V6
  • FWD
  • 110,000 MILES
Looking for tips on replacing the alternator on a 2009 GMC Acadia. Including location of belt tensioner, best way to access, what needs to be removed to access, etc.
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Sunday, March 23rd, 2014 AT 11:23 AM

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Tiny
KEN
  • ADMIN
Hey DUGLERHAY,

Start by disconnecting the battery, here is a complete guide on the do's and dont's after checking it out come back here for the instructions for your car.

http://www.2carpros.com/articles/how-to-replace-an-alternator

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (See: Battery Battery Cable Service and Repair).
Remove the drive belt. Refer to Drive Belt Replacement (See: Engine, Cooling and Exhaust Engine Drive Belt Service and Repair).
Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement (See: Powertrain Management Fuel Delivery and Air Induction Fuel Injector Service and Repair).
Remove the engine mount strut bracket. Refer to Engine Mount Strut Bracket Replacement - Right Side (See: Engine, Cooling and Exhaust Engine Engine Mount Service and Repair).
Remove the air conditioning (A/C) liquid line clamp bolt (2) from the upper radiator support.
Remove the coolant recovery reservoir bolts (1).
Remove the reservoir (2) tabs from the upper radiator support, position the reservoir out of the way.
Reposition the battery positive junction block cable boot (1).
Remove the battery positive junction block cable to generator nut (2).
Remove the battery positive junction block cable terminal (3) from the generator stud.
Disconnect the engine wiring harness electrical connector (1) from the generator (2).
Remove the power steering reservoir inlet hose clip (1) from the power steering fluid reservoir hose clip bracket (2).
Loosen the idler pulley (1) bolt and slide the pulley out as far as possible.
Remove the generator bolts (2).
Remove the A/C compressor/evaporator hose bracket (1) from against the generator.
Remove the power steering fluid reservoir hose clip bracket (3) from against the generator.
Remove the generator (4) and idler pulley (5) together from the vehicle.
Remove the idler pulley from the generator.

Please let us know happens so it will help others.

Best, Ken
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Thursday, December 15th, 2016 AT 7:12 PM

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