Your electrical service menu is your roadmap to customer revenue—and the wrong lineup will leave you scrambling for jobs while competitors book solid work. A smart menu balances high-demand diagnostics with profitable repairs and replacement work. Building one means understanding what customers actually need, what margin you can defend, and what keeps your team focused.
Know Your Core Diagnostic Anchor
Start with a tiered diagnostic offering. A basic scan ($50–$100) catches stored and pending fault codes; a comprehensive electrical audit ($150–$250) includes load testing, continuity checks, and system voltage readings. Many shops skip the detailed tier and wonder why they lose jobs—customers want to know why something failed, not just that it did.
Your diagnostic menu should include battery testing (voltage, cold cranking amps, load test), alternator output verification, starter engagement checks, and wiring fault location. These are your entry points. They're quick (15–45 minutes), repeatable, and they often uncover bigger repairs.
Repair & Replacement Services That Drive Margins
Once diagnostics point to the problem, customers expect you to fix it. Here's what belongs on your core menu:
- Alternator service: Testing, rebuild, or replacement (typically $200–$600 parts + labor depending on vehicle)
- Starter replacement: Diagnosis through swap or bench rebuild ($150–$450)
- Battery replacement: Install with core exchange ($80–$200)
- Wiring repair & harness replacement: Corrosion fixes, burnt wire replacement, connector repair ($100–$400+)
- Charging system overhaul: Complete system diagnosis and repair for vehicles with recurring electrical faults ($300–$800)
- Ground and power distribution: Addressing poor connections, corroded terminals, undersized cables ($75–$250)
- Lighting systems: Headlight restoration, bulb/ballast replacement, switch repair ($50–$200)
- Electrical component installation: Adding auxiliary power, relays, fused distribution blocks ($100–$400)
Don't list every possible repair. Focus on the 10–12 services you perform consistently. Depth beats breadth—a customer browsing your menu should see you specialize, not dabble.
The Value-Add Services That Build Trust
Beyond standard repairs, consider services that differentiate you:
Preventive electrical inspections ($100–$150) appeal to fleet owners and customers with aging vehicles. You're checking connections, testing loads, spotting corrosion before it causes a breakdown.
Custom electrical systems (auxiliary lighting, power windows retrofit, upgraded charging for camper builds) command $300–$2,000+ and create loyal, high-ticket customers.
Electrical troubleshooting for intermittent faults ($200–$400 flat rate) is where most shops fail—customers hate "we fixed it but it might happen again." Your reputation gets built here.
What Equipment Do You Need to Offer These?
Before you list a service, ensure you have the tools. A multimeter, automotive scanner, battery load tester, and clamp meter cover 80% of diagnostics. Alternator/starter test stands and oscilloscopes ($2,000–$6,000 combined) let you offer deeper analysis and justify premium pricing.
Don't advertise services your equipment can't support. If you claim advanced diagnostics but use a $30 scanner, you'll disappoint customers and damage trust.
Pricing Your Menu Strategically
Research local labor rates—typically $85–$150 per hour for auto electrical work, depending on your region and shop tier. Price diagnostic work flat-rate; it builds predictability for customers and protects you from jobs that run longer than expected.
For parts, mark up materials 30–50% depending on supplier cost and local competition. A $100 alternator cost becomes $140–$150 on the invoice.
Don't underprice diagnostics to "lock in" the repair. You'll burn labor hours and train customers to expect free investigation. Diagnostic fees ($50–$100) are reasonable and sort serious customers from tire-kickers.
Getting Found With Your Menu
List your complete service menu on a platform like Mercoly where customers searching for electrical diagnostics and repairs can actually find you, compare your offerings, and book jobs directly. A polished menu in one place beats scattered Facebook posts and outdated website information.
Frequently Asked Questions
Q: Should I offer electrical repair or diagnostics first? Start with strong diagnostics—it's low capital, builds customer trust, and creates the foundation for repair sales.
Q: How long should an electrical diagnostic take to charge fairly? A basic scan is 15–30 minutes; a full electrical audit is 45–90 minutes. Price accordingly: $50–$100 basic, $150–$250 comprehensive.
Q: What's the most profitable electrical service to add? Charging system overhauls and custom electrical installations carry the highest margins and keep customers coming back for upgrades.
Start building your menu this week—audit your last 30 jobs, identify patterns, and list the services that worked.