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 MANUALSCHEVROLET1999MONTE CARLO LS, 3.8 KREPAIR AND DIAGNOSISENGINE PERFORMANCESPECIFICATIONSENGINE CONTROL SYSTEM - SERVICE & ADJUSTMENT SPECIFICATIONSFUEL SYSTEMFUEL PUMP
1999 Chevrolet Monte Carlo LS, 3.8 K
Fuel Pump
1999 Chevrolet Monte Carlo LS, 3.8 KSECTION Fuel Pump
FUEL PUMP PERFORMANCE
| Application | (1) KOEO psi (kg/cm2 ) | |||
|---|---|---|---|---|
| 1.0L | 23-31 (1.6-2.2) | |||
| 1.3L | 39-44 (2.7-3.1) | |||
| 1.8L | 44-50 (3.1-3.5) | |||
| 1.9L | 40-55 (2.8-3.9) | |||
| 2.2L, 3.1L, 3.4L & 3.5L | 41-47 (2.9-3.3) | |||
| 2.4L | ||||
| With EGR | 41-47 (2.9-3.3) | |||
| Without EGR | 52-58 (3.7-4.1) | |||
| 3.0L | 40-48 (2.8-3.4) | |||
| 3.8L, 4.0L & 4.6L | 48-55 (3.4-3.9) | |||
| 5.7L | 55-60 (3.9-4.2) | |||
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RENDER: 1.0x
NO RELATED
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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.