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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1982CITATION L4-151 2.5LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINEINTAKE MANIFOLDSERVICE AND REPAIR
1982 Chevrolet Citation L4-151 2.5L
Intake Manifold: Service and Repair
1982 Chevrolet Citation L4-151 2.5LSECTION Service and Repair
Fig. 6 Typical intake manifold tightening sequence. 4-151 engines:
4-151
1. Disconnect battery ground cable, then remove air cleaner and heat stove pipe.
2. Disconnect PCV valve and hose at TBI unit, then drain cooling system.
3. Disconnect fuel line and all vacuum hoses that will interfere with manifold removal.
4. Disconnect all electrical connections, then the throttle linkage from TBI unit.
5. Disconnect downshift and cruise control linkage, if applicable.
6. Disconnect throttle linkage and bellcrank and position aside.
7. Disconnect heater hose, then remove upper power steering pump bracket and ignition coil.
8. Remove intake manifold attaching bolts, then the intake manifold.
9. Reverse procedure to install. Torque bolts to specification in sequence shown in Fig. 6.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.