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1986 GMC K15 Suburban 4WD
Official EPA fuel economy and NHTSA recall record, best combined figure 16 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 5.7L 8-cyl | Automatic 4-spd | Regular | 11 | 15 | 12 | 741 |
| 5.7L 8-cyl | Automatic 4-spd | Regular | 10 | 15 | 12 | 741 |
| 5.7L 8-cyl | Manual 4-spd | Regular | 10 | 12 | 11 | 808 |
| 6.2L 8-cyl | Automatic 4-spd | Diesel | 15 | 20 | 16 | 636 |
Safety recalls (NHTSA)
1 campaign on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.
THE PUSH PULL HEADLIGHT SWITCH MAY HAVE ELECTRICAL CONTACTS WHICH ALLOW AN INTERMITTENT HEADLIGHT CIRCUIT CAUSING HEADLIGHT TO FLICKER OR SUDDENLY GO OUT. CONSEQUENCE OF DEFECT: SUDDEN LOSS OF THE HEADLIGHTS UNDER SEVERE WEATHER OR NIGHTTIME DRIVING
Frequently Asked Questions
What is the fuel economy of a 1986 GMC K15 Suburban 4WD?
EPA figures for the 1986 GMC K15 Suburban 4WD reach 16 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.
Are there recalls on the 1986 GMC K15 Suburban 4WD?
NHTSA lists 1 safety recall campaign for the 1986 GMC K15 Suburban 4WD. Check your specific vehicle by VIN on the official NHTSA site, recalls are fixed free of charge by dealers.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.