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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1999 GMC Sonoma car and truck
repair procedures including GMC engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your 1999 GMC Sonoma automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1999 GMC Sonoma
- 1999 GMC Sonoma 2.2 L4 GAS, CID:134, Fuel Injection, Aspiration:134, Engine VIN:, Desg:4
- 1999 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:W
- 1999 GMC Sonoma 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:X
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Compressor Service -> Harrison HD6/HT6 Compressor -> Precautions -> Battery Ground Cable -> Product Compatibility
Vehicle: 1999 GMC Sonoma 4.3 V6 GAS
Product Compatibility
Before replenishing refrigerant oil, ensure product compatibility with the system being servic...
CLICK HERE TO GET FULL ACCESS TO 1999 GMC Sonoma A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1999 GMC Sonoma 4.3 V6 GAS
CLICK HERE TO GET FULL ACCESS TO 1999 GMC Sonoma A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1999 GMC Sonoma 2.2 L4 GAS
CLICK HERE TO GET FULL ACCESS TO 1999 GMC Sonoma A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Air Bag System Precautions -> General Motors Corp. -> Arming -> Light Trucks & Vans -> Passenger Cars
Vehicle: 1999 GMC Sonoma 4.3 V6 GAS
Passenger Cars
Reverse disarming procedures to arm the Supplemental Restraint System, noting the following:
- Ensure all disconnected SRS electrical connectors are securely connected and routed.
- Install all removed fuses in proper locations.
- From a safe position at sides of or below air bag module, Turn ignition switch to ON position and observe Air Bag or SRS warning lamp.
- On all models except Prizm and 1990 Corvette, warning lamp should flash seven to nine times, then go off.
- On Prizm models, warning lamp should light for six seconds,...
CLICK HERE TO GET FULL ACCESS TO 1999 GMC Sonoma A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> Precautions -> Air Bag System Disarming & Arming -> Battery Ground Cable -> Product Compatibility
Vehicle: 1999 GMC Sonoma 4.3 V6 GAS
Air Bag System Disarming & Arming
Refer to and for air bag system disarming and arming procedures.
Product Compatibility
Before replenishing refrigerant or refrigerant oil, ensure product is compatible with...
CLICK HERE TO GET FULL ACCESS TO 1999 GMC Sonoma A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 1999 GMC Sonoma AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 GMC Sonoma cars and light trucks from 1990+
Component Replacement & Adjustment -> Light Duty Trucks & Vans -> Thermostat, Replace -> Astro, Bravada, Safari, S & T Series -> C, G, K & P Series -> Diesel Engine -> Gasoline Engine -> Montana, Silhouette, Trans Sport & Venture -> Tracker
Vehicle: 1999 GMC Sonoma 2.2 L4 GAS
C, G, K & P Series
Gasoline Engine
- Remove engine cover, air cleaner and air inlet duct.
- Drain cooling system until radiator coolant level is below thermostat.
- Remove radiator hose at coolant outlet.
- Remove thermostat housing mounting bolts and ground wire.
- Remove thermostat housing, thermostat and gasket.
- Reverse procedure to install, noting the following:
- On all models except 7.4L engine, torque attaching bolts to 21 ft. lbs.
- On 7.4L engine, torque attaching bolts to 27 ft. lbs.
Diesel Eng...
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