Emission Systems for 1999 GMC Sonoma
Select Emission Systems part
Blower Motor Relay Connector
ACDelco
PT2371
ACDelco Gold (Professional) HVAC Automatic Temperature Control (ATC) Relay Connector are a high quality alternative to Original Equipment...
Fits Your Vehicle
Multi-Purpose Wire Connector
ACDelco
PT3910
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
Fits Your Vehicle
Multi-Purpose Nut
ACDelco
11514596
GM Genuine Parts Nuts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Air Injection Valve
ACDelco
214-1047
GM Genuine Parts Secondary Air Injection Check Valves are designed, engineered, and tested to rigorous standards, and are backed by...
Fits Your Vehicle
Multi-Purpose Wire Connector
ACDelco
PT2348
ACDelco Gold (Professional) HVAC Solenoid Connector are a high quality alternative to Original Equipment (OE) parts. ACDelco Gold...
Fits Your Vehicle
Multi-Purpose Wire Connector
ACDelco
PT2307
ACDelco Gold (Professional) Air Charge Temperature Sensor Connector are a high quality alternative to Original Equipment (OE) parts....
Positions: Front
Fits Your Vehicle
Multi-Purpose Clamp
GM
11609970
Extended cab. Crew cab. 2.2L, 1998-2003. Outer. Regular cab. 4 wheel drive. Secondary pump, with california emission, upper pipe. 3.4L....
$3.83
MSRP $5.61
Save $1.78
31.7% Off 
M8 x 1.25 x 20 mm Bolt
ACDelco
15614709
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Rear Vapor Canister Purge Pipe
ACDelco
15021041
GM Genuine Parts Vapor Canister Purge Valve Hoses are designed, engineered, and tested to rigorous standards, and are backed by General...
Positions: At Vapor Canister
Fits Your Vehicle
Rear Vapor Canister Pipe
ACDelco
15734508
GM Genuine Parts Vapor Canister Purge Valve Pipes are designed, engineered, and tested to rigorous standards, and are backed by General...
Positions: At Vapor Canister
Fits Your Vehicle
EGR Valve Cover Gasket
ACDelco
219-237
ACDelco GM Original Equipment Exhaust Gas Recirculation (EGR) Valve Cover Gaskets help provide a gas-tight seal for the EGR valve, and...
Fits Your Vehicle
Multi-Purpose Wire Connector
ACDelco
PT2341
ACDelco Professional Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are a high quality replacement for...
Fits Your Vehicle
Vapor Canister
ACDelco
215-177
GM Genuine Parts Vapor Canisters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These...
Fits Your Vehicle
Bolt
ACDelco
15695050
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are...
Fits Your Vehicle
Vapor Canister
GM
17113328
S-series. 4.3l. Vapor canister, all, 2.2L. S-series. 2.2l. 4.6L, all. Helps reduce harmful pollutants from entering the atmosphere...
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