CarComplaints.com Notes: This was the GMC Suburban's last year before being rebranded Yukon.

4.5

definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
24,750 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

1999 GMC Suburban cooling system problems

cooling system problem

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1999 GMC Suburban Owner Comments

problem #4

Oct 082006

Suburban 8-cyl

  • Automatic transmission
  • miles

A D V E R T I S E M E N T S

1999 GMC Suburban. Intake manifold gasket failed. This occurred after replacing the water pump which failed for the second time in less than a year. My mechanic says this is epidemic with the GM vehicles which use the dexcool antifreeze. My experience bears this out: My previous vehicle was a 1999 Chevy Suburban, which had the same problems. There should be a recall of all these vehicles!

- Travelers Rest, SC, USA

problem #3

Aug 162006

Suburban 8-cyl

  • Automatic transmission
  • 99,000 miles
1999 GMC Suburban intake manifold gasket failure on 5.7L engine resulting in leaking antifreeze, and expensive fix. Thousands of similar failures, there should be a (forced) recall based on magnuson-moss !

- Lebanon, OH, USA

problem #2

Feb 202003

Suburban

  • Automatic transmission
  • miles
Intake manifold leaks due to a defect in the design/materials of the gasket. The material prematurly breaksdown causing leaking of the manifold.

- Muscatine, IA, USA

problem #1

Jan 222003

Suburban 4WD 8-cyl

  • Manual transmission
  • miles
Left rear intake manifold leak. On a 1999 vehicle with only 48,520 miles (light useage for mom and kids) this problem seems a bit premature. My brother who owns a 1998 GMC with about 60,000 miles had simular problem. The part must be defective as both problems are very simular in nature. Cost to fix $700 to $1,000. Thank you

- Sayville, NY, USA

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