| Manufacture | Number |
| ACDelco | MU1144 |
| ACDelco | MU1231 |
| ACDelco | MU1342 |
| Airtex | E3602M |
| Bosch Automotive | 67426 |
| Bosch Automotive | 67427 |
| Carter | P75015M |
| Delphi | FG0330 |
| OEM | 25369309 |
| Denso | 953-5116 |
| Pierce | P1563 |
| US Motor Works | USEP3602M |
| Spectra Premium | SP3602M |
| GM | 25348566 |
| Onix | EC602M |
| Kem | EFP1531M |
| Year | Make | Model | Engine | Notes |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated |
| Year | Make | Model | Engine | Trim | Notes |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | LS Extended Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | LS Standard Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Cutaway Van 2-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | LS Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | LS Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Cutaway Van 2-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | SLE Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 CNG OHV Naturally Aspirated | SLE Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | LS Extended Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 2500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | LS Standard Passenger Van 3-Door | CALIF EQPD; 2WD; 55 GALLON |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Cutaway Van 2-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | LS Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | Chevrolet | Express 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | LS Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Cutaway Van 2-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Cargo Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | Base Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | SLE Extended Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated | SLE Standard Passenger Van 3-Door | 2 Electrical Connectors 55 Gallon Fuel Tank |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | Base | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | Base | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | SLE | |
| 2003 | GMC | Savana 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | SLE | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | Base | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | Base | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 GAS OHV Naturally Aspirated | LS | |
| 2003 | Chevrolet | Express 3500 | 6.0L 364Cu.In. V8 CNG OHV Naturally Aspirated | LS |