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

7.0

fairly significant
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
8,614 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 electrical problems

electrical problem

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1999 GMC Suburban Owner Comments

problem #8

Jul 272001

Suburban 8-cyl

  • 16,913 miles

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

The right rear transmission seal broke twice and leaked fluid onto the rear brake. This resulted in loss of braking ability. The positive battery terminal leaked acid and caused the battery tray to rust

- New York, NY, USA

problem #7

Apr 012003

Suburban 4WD 8-cyl

  • Automatic transmission
  • 52,000 miles
Engine failed to start numerous times. Engine back fired and damaged starter. Found oem battery had leaked acid from positive terminal all over electrical wiring harness, rubber hoses, ac tubing, frame and dissolved protective hose wear shields. Dealer said he had seen this a lot and to call GMC as the battery only had 36 month warranty. Battery warranty has nothing to do with leaking acid and extensive damage to wiring and hoses.

- Seattle , WA, USA

problem #6

Sep 252001

Suburban

  • miles
Consumer states that the delco ac freedom battery was replace due to a faulty battery and alternator. Now at the present time the second replacement is leaking battery acid unto the battery cable. Nlm

- Waxhaw, NC, USA

problem #5

Nov 082001

Suburban

  • miles

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

No summary listed for above vehicle.

- Cypress, TX, USA

problem #4

Aug 302001

Suburban

  • miles
At the time of starting vehicle battery exploded, spreading acid all over engine compartmen. Battery had been already replaced before due to acid leak. Ac, delco.

- Valencia, CA, USA

problem #3

Oct 181999

Suburban

  • Automatic transmission
  • miles
Consumer's car was pulling to right and braking to left. Took to dealer, and and they aligned front end, and did repairs on brakes and knuckles. The steering wheel wobbles when the vehicle comes to a stop. There was wind noise from right side of the vehicle. The engine idles rough due to dirty injectors. The vehicle vibrates at speeds of 80-90 mph due to bent wheel. The vehicle would not start due to a weak battery. The steering moans when turning due to failure of evo sensor on steering column.

- Hunington Beach, CA, USA

problem #2

Sep 292000

Suburban 4WD

  • miles
The battery failed completely and suddenly. The vehicle was operating fine. Then suddenly there was absolutely no power. On inspection, the oem delco battery case had cracked and acid spilled. Positive battery post was loose in case. GMC dealer reports many similar failures.

- Sierra Madre, CA, USA

problem #1

Dec 171999

Suburban

  • miles
PE99073; battery leaks acid; the battery is leaking acid, which causes interior corrosion. About 4 months ago the battery was replaced because of the same reason.

- Ft Worth, TX, USA

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