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.
1983 Buick Riviera V8-350 5.7L DSLFACTORY OEM SERVICE PROCEDURE
Tune-up and Engine Performance Checks: Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Tune-Up | 1.9 | 0.0 | B | Includes: Renew & Adjust Spark Plugs, Inspect Distributor Cap, Rotor & Ignition Cables, Service Or Renew Air & Fuel Filters And PCV Valve, Adjust Ignition Timing & Make Necessary Fuel Adjustments And Service Battery. Does Not Include: Adjust Belts, See Maintenance & Lubrication. |
| Note | ||||
| To Check Compression, Add | 0.4 | 0.0 | B | |
| With AC, Add | 0.4 | 0.0 | B | |
| To Analyze Emission System, Add | 0.8 | 0.0 | B | |
| To Tighten Manifold or CARB Bolts, Add | 0.2 | 0.0 | B | |
| To Road Test, Add | 0.2 | 0.0 | B | |
| For Diesel Engines | ||||
| For Diesel Engine, See Specific Operations-I.E. Filters, Injectors, Glow Plugs, Etc. |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no 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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.