March 7: GM 8L90 Transmission Lawsuit Survives Motion to Dismiss news | 7 days ago February 11: Recall: GMC Sierra 1500 Chrome Grille Deflectors Detach recalls | 31 days ago January 26: Shift to Park Lawsuit Transferred to Tennessee news | 47 days ago January 19: GM 6L90 Transmission Failures Seem to Be Over investigations | 54 days ago January 18: GM L87 Engine Failures Investigated in Nearly 877,000 Vehicles investigations | 55 days ago
CarComplaints.com Notes: This was the GMC Suburban's last year before being rebranded Yukon.
6.0
fairly significant- Typical Repair Cost:
- No data
- Average Mileage:
- 84,000 miles
- Total Complaints:
- 1 complaints
Most Common Solutions:
- not sure (1 reports)

AC / heater problem
Helpful websites
- No one has added a helpful site for this 1999 Suburban problem yet. Be the first!
A D V E R T I S E M E N T S
When driving with the A/C on for any extended period the passenger carpet becomes soaked, the carpet has become discolored because of this.
- David J., Willard, MO, US