GMC ยท 1999
1999 GMC Sonoma 2WD
Official EPA fuel economy and NHTSA recall record, best combined figure 23 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 2.2L 4-cyl | Automatic 4-spd | Regular | 17 | 24 | 19 | 468 |
| 2.2L 4-cyl | Manual 5-spd | Regular | 20 | 26 | 23 | 386 |
| 4.3L 6-cyl | Automatic 4-spd | Regular | 15 | 20 | 17 | 523 |
| 4.3L 6-cyl | Manual 5-spd | Regular | 15 | 21 | 18 | 494 |
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.
CERTAIN DELPHI FUEL PRESSURE REGULATORS, P/NOS. FP10020-11B1, FP10026-11B1, AND FP10027-11B1, SOLD AFTER JANUARY 9, 2007, AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES LISTED ABOVE. THE UNIVERSAL PRESSURE REGULATORS (UPR) WERE PRODUCED WITHOUT AN O'RING AND RETAINER.
Owner complaints (NHTSA)
66 complaints filed by owners for this model year (4 involving a crash, 3 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.
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.