Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 483 (ENGINE CONTROLS - 6.0L - ALTERNATIVE FUELS (INTRODUCTION))SPECIFICATIONSCOMPRESSED NATURAL GAS (CNG) TEMPERATURE VS PERCENT FULL
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Compressed Natural Gas (CNG) Temperature vs Percent Full
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Compressed Natural Gas (CNG) Temperature vs Percent Full
WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Compressed Natural Gas (CNG) Temperature vs Percent Full
| kPa (psi)1 | -50° C (-18° F)2 | -30° C (3° F)2 | -9° C (23° F)2 | 11° C (43° F)2 | 32° C (54° F)2 | 53° C (84° F)2 | 73° C (105° F)2 | 93° C (125° F)2 | 114° C (146° F)2 | 134° C (166° F)2 | 156° C (187° F)2 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2825 (410) | 17% | 15% | 13% | 12% | 11% | 11% | 10% | 9% | 9% | 8% | 8% |
| 5650 (819) | 40% | 34% | 29% | 26% | 24% | 22% | 20% | 19% | 18% | 17% | 16% |
| 8474 (1229) | 79% | 59% | 49% | 41% | 38% | 34% | 31% | 29% | 27% | 25% | 24% |
| 11299 (1638) | 115% | 87% | 70% | 56% | 50% | 45% | 41% | 38% | 36% | 33% | 31% |
| 14124 (2048) | 122% | 109% | 85% | 73% | 65% | 60% | 53% | 48% | 45% | 42% | 39% |
| 16949 (2458) | 122% | 122% | 101% | 88% | 79% | 71% | 65% | 58% | 54% | 50% | 47% |
| 19774 (2867) | 122% | 122% | 116% | 100% | 90% | 81% | 75% | 67% | 63% | 59% | 55% |
| 22599 (3277) | 122% | 122% | 122% | 112% | 100% | 92% | 83% | 76% | 70% | 66% | 62% |
| 25453 (3686) | 122% | 122% | 122% | 122% | 109% | 100% | 90% | 84% | 78% | 74% | 70% |
| 28248 (4096) | 122% | 122% | 122% | 122% | 111% | 103% | 96% | 90% | 84% | 80% | 76% |
| 1
This indicates the fuel pressure inside the CNG fuel tank. 2 This indicates the temperature of the fuel inside the CNG fuel tank. Use the table in order to determine the amount of fuel vs fuel tank capacity. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.