1994 Gmc Suburban problems, complaints & recalls
Most-reported problem areas: Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip (208) · Visibility:windshield Wiper/Washer:motor (41) · Visibility:windshield Wiper/Washer (25)
🧭 Reliability snapshot
Compared against other Gmc Suburban model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (19)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Equipment:electrical:radio/Tape Deck/Cd Etc. 2019-11-22 · PIC4696E · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician on how to unlock radios that are delco theftlock. technician will use the radio to get the scrambled code. technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. t
Equipment 2019-09-05 · PIC4696D · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician on how to unlock radios that are delco theftlock. technician will use the radio to get the scrambled code. technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. t
Equipment:electrical:radio/Tape Deck/Cd Etc. 2018-05-31 · PIC4696C · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician on how to unlock radios that are delco theft lock. technician will use the radio to get the scrambled code. technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code.
Engine And Engine Cooling:engine:engine Control Module (Ecu/Ecm) 2013-09-01 · 130089009 · Service Bulletin/Repair Instructions
expanded availability for remanufacture and return (r&r) electronic control modules
Power Train:automatic Transmission:lever And Linkage:column Shift 2005-08-01 · 020730024A · Service Bulletin/Repair Instructions
diagnosis of cracked or broken transmission case. *tt 2006 and prior cars and light duty trucks. *tt
Equipment:appliance:air Conditioner 2004-01-01 · 3005 · Service Bulletin/Repair Instructions
93-00 full size utilities (gmt 400 old style only) ac blows warm and the high side pressure is too high. *mj
Showing the 6 most recent of 19 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.