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1999 Sonoma Base Extended Cab Pickup Specs

View the specific features and standard equipment for the GMC Sonoma with our specs at Truck Trend. Visit the photos section for visual of the Ext Cab’s features and equipment.
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1999 Sonoma Base Extended Cab Pickup Specs

Section Opened 1999 Sonoma Base Extended Cab Pickup Performance Hide
2,189 cc 2.2 liters in-line 4 front longitudinal engine with 89 mm bore, 88 mm stroke, 9 compression ratio, cast iron block, light alloy head, overhead valve and two valves per cylinder
Unleaded fuel
Fuel consumption: EPA urban (mpg): 23 and country/highway (mpg): 29
Fuel economy EPA highway (mpg): 29 and EPA city (mpg): 23
Multi-point injection full management control system fuel system
19 gallon fuel tank
Power: 89 kW , 120 HP @ 5,000 rpm; 140 ft lb , 190 Nm @ 3,600 rpm
Section Opened 1999 Sonoma Base Extended Cab Pickup Handling & Brakes Hide
Four-wheel ABS
4.1:1 axle ratio
Two disc brakes including two ventilated discs
Immobilizer
Spacesaver steel rim under body spare wheel
Wishbone front suspension independent with stabilizer bar and coil springs , beam rear suspension rigid with leaf springs
Section Opened 1999 Sonoma Base Extended Cab Pickup Exterior Hide
Body color front and rear bumpers
Day time running lights
Driver and passenger externally adjustable black door mirrors
External dimensions: overall length (inches): 205.3, overall width (inches): 67.9, overall height (inches): 62.7, ground clearance (inches): 7.2, wheelbase (inches): 122.9, front track (inches): 54.5, rear track (inches): 54.6 and curb to curb turning circle (feet): 41.3
Mechanical foldable mirrors
Twin conventional lens halogen bulb headlights
Heat reflective glass
Opening rear ¼ windows
Metallic paint , black paint , gloss paint
Straight side pickup bed
Fixed rear window
Rear step
Tinted glass on cabin, rear and side
Trailer towing preparation
Weights: gross vehicle weight rating (lbs) 4,600, curb weight (lbs) 3,242, gross trailer weight braked (lbs) 2,000, front axle weight (lbs) 2,500, rear axle weight (lbs) 2,700 and max payload (lbs) 1,358
Windshield wipers with variable intermittent wipe
Section Opened 1999 Sonoma Base Extended Cab Pickup Interior Hide
Fixed mast antenna
Illuminated front ashtray
Delco stereo audio system with AM/FM
Cargo area dimensions: length (inches): 72.8, front width (inches): 54.9, width between arches (inches): 40.3, height (inches): 17.1, loading floor height (inches): 27.7, loadspace volume (cu ft): 39.4 and measurement standard: manufacturer's own
Cargo capacity: all seats in place (cu ft): 22.1
Rear tailgate cargo doors
Front seats cigar lighter
Digital clock
Delayed/fade courtesy lights
Front seats and rear seats cup holders
Door pockets/bins for driver seat and passenger seat
Floor covering: carpet in passenger compartment
Plastic/rubber floor mats
Driver and passenger front airbag
Split bench reclining driver seat with lumbar adjustment , split bench reclining passenger seat , split bench center seat
3-point reel front seat belts on driver seat , 3-point reel front seat belts on passenger seat , lap static front seat belts on center seat
Folding front seat center armrest with integral box
Illuminated glove compartment
Headlight control with dusk sensor
Two head restraints on front seats
Internal dimensions: front headroom (inches): 39.5, front hip room (inches): 51.6, front leg room (inches): 42.4 and front shoulder room (inches): 56.9
Low fuel level warning
Power steering
Front reading lights
Lap static rear seat belts on driver side and passenger side
Two symmetrical jump side facing rear seats
Rear view mirror
Seat back storage
Seating: five seats
Cloth seat upholstery with additional cloth
Four speaker(s)
Plastic steering wheel
Passenger vanity mirror
Ventilation system with four fan speeds
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