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 MANUALSEAGLE1989SUMMIT LX, 1.6 Y, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMEGR FUNCTION TESTINGINTRODUCTIONEXHAUST GAS RECIRCULATIONEGR SYSTEM (FEDERAL)
1989 Eagle Summit LX, 1.6 Y, Standard
EGR System (Federal)
1989 Eagle Summit LX, 1.6 Y, StandardSECTION EGR System (Federal)
- Disconnect vacuum hose (Green striped) from throttle body. Connect a hand vacuum pump to vacuum hose.
- Start engine. Let idle. With engine coolant temperature 122°F (50°C) or less, apply vacuum (no specification). Vacuum should leak.
- With engine coolant temperature 185°F (85°C) or more, apply 1.7 in. Hg. Vacuum should be maintained. Apply 7.5 in. Hg. Engine should exhibit slightly unstable idle condition.
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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.