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2013 GMC Acadia — Should You Buy One?

Typical asking price: $7,000–$12,000. There are 2 high-severity known issues you need to know before handing over a check.

Kestrel Take

The Traverse in a nicer suit, with the same transmission and the same timing chain. It's a lot of family SUV for the money, and it needs to be — the two headline repairs together cost more than the vehicle. Only buy one with records.

Known Issues for the 2013 GMC Acadia

Ranked by wallet impact. These are documented, recurring problems — not freak accidents.

6T75 transmission wave plate failureHigh — wallet impact

Loss of third, fifth, and reverse from a cracked wave plate. This is the single most common reason these end up in salvage auctions.

Repair cost range: $2,800-$4,500

Timing chain stretch (3.6L)High — wallet impact

Cold-start rattle followed by camshaft correlation codes. The chain job on a transverse V6 is labor-intensive.

Repair cost range: $2,000-$3,500

Power steering rack and pump failureMedium

Whining, then leaking, then heavy steering. A well-documented Lambda-platform pattern.

Repair cost range: $600-$1,400

Water leaks into the rear cargo areaMedium

Failed liftgate seals and clogged sunroof drains put water in the spare well. Check for a musty smell and lift the cargo mat.

Repair cost range: $150-$700

Walk-Away Red Flags

  • Slipping or flaring shifts
  • Cold-start rattle
  • Damp or moldy cargo area
  • A price that seems too good for a three-row SUV

Good Signs

  • Documented transmission rebuild with the revised part
  • Timing chain replaced with receipts
  • Dealer-serviced with short oil change intervals

Found a specific GMC Acadia?

This page covers what goes wrong on the 2013 GMC Acadia in general. The Kestrel report covers this specific car— the asking price vs. market, the photos, the seller's description, and a BUY / NEGOTIATE / WALK AWAY verdict with a negotiation script.

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Known issues on this page are based on documented owner reports, NHTSA complaints, class-action records, and manufacturer technical service bulletins. Individual vehicles vary. A pre-purchase inspection by a trusted mechanic is always worth doing.