GMC Known Issues & Problems

241 documented problems across 19 GMC models. Every issue includes symptoms, repair costs, and solutions — compiled from NHTSA recalls, manufacturer TSBs, owner forums, and field reports.

241

Total Issues

19

Models Covered

120

Critical Issues

According to Au7o's analysis, GMC vehicles have 241 documented known issues across 19 models, with 120 rated critical by the Au7o research team. The most commonly affected GMC model is the Acadia with 21 documented issues. Full technical analysis and DIY maintenance guides at au7o.io.

All GMC Models (19)

Visuals are available for selected years and trims. Choose a labeled model to open its visual.

15 critical21 issues

3 critical4 issues

3 critical5 issues

1 critical5 issues

10 critical17 issues

3 critical5 issues

6 critical13 issues

2 critical4 issues

1 critical3 issues

7 critical14 issues

Visual available

14 critical35 issues

10 critical14 issues

12 critical23 issues

13 critical25 issues

10 critical21 issues

10 critical23 issues

Issues by Category

Get DIY Repair Guides for Your GMC

AI-powered step-by-step repair and maintenance guides tailored to your exact vehicle. Enter your year, make, and model to get started.

Browse Known Issues

🔧

A mechanic who knows YOUR exact car

Answers tuned to your year, make, model & trim — not generic advice. Save your garage so it always has the right context.

Get ahead of GMC problems — free

Leave your email and we'll alert you the moment there's a new recall or known issue for your GMC. Free, no account needed.

Join 700+ subscribers following Au7o for vehicle insights and updates.