Plymouth Barracuda (1970) — Maintenance, Battery & Fault | TroubleAtlas

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Plymouth Barracuda (1970)
TROUBLEATLAS · SCOREINDEPENDENT · VERIFIED★★TA7.3/10
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PLYMOUTH BARRACUDA (1970) — Technical Guide, Fault Codes & Maintenance

By TroubleAtlas Technical Team · Updated 4 July 2026 · Cross-checked against 3 independent sources
Built 1970 · all production years covered on this single page

7.2 V8 (390 Hp) • Petrol (Gasoline)

1970
Plymouth Barracuda (1970)

© Wikimedia Commons CC BY-SA

5 Common problems View details →
14 OBD2 codes View details →
6 Recalls / TSB View details →
TroubleAtlas Score
An independent value score for the Plymouth Barracuda (1970) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliability
n/a
Safety & recalls
n/a
Repair cost
n/a
Parts & repairability
7.3
Maintenance & durability
n/a
Documentation & support
n/a
★ How we calculate this → Methodology
TROUBLEATLAS · SCOREINDEPENDENT · VERIFIED★★TA7.3/10
Independent · Verified · Never for sale

Every figure on this Plymouth Barracuda (1970) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.

The Plymouth Barracuda (1970) is powered by a 7.2 V8 (390 Hp) engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.

⚠️Common problems 🔧Common repairs 💧Fluids & lubricants 🔋Battery 🔌Fault codes (OBD2) 🔴Dashboard lights 🛒Parts comparator 🔧Accessories & tools 🛞Tyres 📋Recalls & TSB 📢Complaints 📍Workshops nearby
⚠️ COMMON PROBLEMS
Transmission fault signal (TCM)MODERATE

The transmission module detected a fault — check separate transmission codes.

Related codes: P0700

Misfire / Loss of cylinderMODERATE

Rough running, idle vibration, power loss.

Related codes: P0300

Thermostat: coolant temperature lowLOW

Thermostat stuck open — engine does not reach operating temperature.

Related codes: P0128

Battery/system voltage lowLOW

System voltage below 10V — check alternator, battery or wiring.

Related codes: P0562

P0011LOW

Check with an OBD2 scanner.

Related codes: P0011

💰 AVERAGE INDICATIVE COSTS

Prices may vary by area and workshop.

🔧
Full service
€ 120 – € 200
🛑
Full brake service
€ 180 – € 300
⚡
Spark plug replacement
€ 80 – € 140
📊
Electronic diagnosis
€ 40 – € 70
💵 WORKSHOP LABOUR RATES BY COUNTRY

Average independent-workshop hourly labour rates, to estimate repair costs in your country.

🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
💧 FLUIDS & LUBRICANTS
📋 RECALLS & TSB (6)
NHTSA 71V070000
Seats › Front Assembly › Recliner
Date: 27/04/1971
NHTSA 69V127000
Seats › Front Assembly › Recliner
Date: 22/09/1969
NHTSA 69V164000
Power Train › Axle Assembly
Date: 19/11/1969
NHTSA 69V163000
Power Train
Date: 18/11/1969
NHTSA 69V159000
Wheels › Rim
Date: 07/11/1969
NHTSA 70V103000
Equipment › Mechanical › Accessory Scissor/Screw/Bottle Jack/Lift
Date: 01/09/1970
🔴 DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE

53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.

Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
!BRAKE
Brake System WarningBrakes
K
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
+−
Battery / Charging SystemElectrical
Low Fuel WarningFuel
!BRAKE
ABS WarningBrakes
!BRAKE
Brake Pad Wear IndicatorBrakes
!BRAKE
Electronic Parking Brake (EPB)Brakes
!
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
S
Suspension Fault / Air SuspensionSuspension
N
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
!
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
?
4WD / AWD SystemDrivetrain
L
Bulb Failure WarningLighting
L
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
AC
A/C System FaultHvac
Clutch Wear WarningTransmission
A
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
L
Rear Fog Light IndicatorLighting
A
Lane Departure / LDWS WarningADAS
A
Forward Collision Warning (FCW/AEB)ADAS
A
Blind Spot Monitor FaultADAS
A
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
!
Door Open WarningBody
!
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
📢 REPORTED COMPLAINTS & PROBLEMS (NHTSA)

1 owner complaint filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Plymouth Barracuda across model years 1970. These are real, verified reports submitted by vehicle owners.

Complaints by model year (most reported first)
Model year 19701
Most reported components (all years)
Exterior Lighting1
Sample reports
I HAVE NOTICED THE TV SHOW "OVERHAULIN'" REPEATEDLY REMOVES THE D.O.T. REQUIRED SIDE MARKER LIGHTS REQUIRED SINCE 1968. THE LATEST ONE WAS SEASON 8 EPISODE 8. IF THIS PRACTICE IS NOT ILLEGAL IT SHOULD BE. (MY 1970)

Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 1970.

Frequently Asked Questions

Which OBD2 fault codes are commonly documented for the Plymouth Barracuda (1970)?

Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.

How often should the Plymouth Barracuda (1970) be serviced?

Routine maintenance for the Plymouth Barracuda (1970) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.

This spec sheet is updated with data verified from OEM sources and shop databases. If you spot an inaccuracy or have additional data on the Plymouth Barracuda (1970), let us know — every correction improves quality for all users.

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