Problems owners report
Complaints filed with NHTSA about the 1993 GMC Suburban, by the system named in each complaint. One complaint can name several.
- Service brakes, hydraulic161
- Visibility19
- Power train10
- Seat belts8
- Seats7
- Engine and engine cooling6
- Vehicle speed control4
- Equipment2
- Electrical system2
- Fuel system, gasoline2
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 10 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 4 1993 Suburban vehicles were involved in crashes on US public roads in which someone died; 3 people died inside them, and 2 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 1993 GMC Suburban failed the safety check 1.35% of the time — 13% more often than the average 1993 passenger car (1.20%). Median odometer at inspection: 185,644 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
In New Zealand
2 1993 cars are on the New Zealand register; 100% arrived as used imports, 0% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Recalls
No recall campaigns cover the 1993 GMC Suburban.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What GMC told its dealers about the 1993 GMC Suburban: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 634999 | DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT |
| 623509 | SOME VEHICLES EQUIPPED WITH VACUUM POWER BRAKE ASSIST AND EBC4 ABS BRAKE MODULES MAY COMMENT THAT THEIR VEHICLES EXHIBIT POOR BRAKE SYSTEM PERFORMANCE, THIS MAY BE ATTRIBUTED TO BRAKE PEDAL FEEL. *SLC |
| 623419 | SPECIAL POLICY BULLETIN REGARDING PRODUCT ENHANCEMENT BRAKE SYSTEM SUBJECTIVE FEEL / POOR BRAKE SYSTEM PERFORMANCE. *TT |
| 623411 | THIS SPECIAL POLICY PRODUCT ENHANCEMENT COVERS VEHICLES EQUIPPED WITH VACUUM POWER BRAKE ASSIST AND EBC4 ABS BRAKE MODULES EXHIBITNG POOR BRAKE SYSTEM PERFORMANCE / BRAKE SYSTEM SUBJECTIVE FEEL. *TT |
| 608388 | BRAKE LEAD/PULL AND FRONT BRAKE WEAR. *MJS |
| 606765 | SOME CAB CHASSIS, CREW CAB, AND PICKUP MODELS MAY EXHIBIT A BRAKE LEAD / PULL AND FRONT BRAKE WEAR. *TT |
| 602774 | VEHICLES LEADING OR PULLING TO EITHER SIDE WHILE APPLYING THE BRAKES, AND PREMATURE FRONT BRAKE WEAR, ESPECIALLY VEHICLES THAT HAVE BEEN USED TO TOW A HEAVY LOAD. *YC |
| 601128 | VEHICLE LEADING OR PULLING TO EITHER SIDE WHILE APPLYING THE BRAKES OR FRONT BRAKE WEAR NOT MEETING EXPECTATIONS. *YC |
| 52352 | BROKEN REAR CARGO DOOR HINGE (INSTALL REPLACEMENT HINGE). *TW |
| 39304 | COLD ENGINE KNOCK. *TW |
| 39070 | NEW CAST IRON EXHAUST MANIFOLD AND STAINLESS STEEL GASKET TO CORRECT ENGINE NOISE CONDITION. *TW |
| 10008883 | 93-00 FULL SIZE UTILITIES (GMT 400 OLD STYLE ONLY) AC BLOWS WARM AND THE HIGH SIDE PRESSURE IS TOO HIGH. *MJ |
| 10007838 | DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT |
NHTSA manufacturer communications (public domain)
NHTSA investigations
OEM HITCH RECEIVER PLATFORM CRACKING
POOR BRAKE PERFORMANCE
ENGINE COMPARTMENT FIRES
NHTSA Office of Defects Investigation