1973 GMC G35/G3500 Van Engine Heaters

Your 1973 GMC G35/G3500 Van might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Engine Heaters you desperately need.

We currently carry 9 Engine Heaters to choose from for your 1973 GMC G35/G3500 Van, and our inventory prices range from as little as $30.99 up to $81.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Engine Heaters for the 1973 GMC G35/G3500 Van. We only sell parts from trusted brands like Kat’s so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 52 reviews on our Engine Heaters for the 1973 GMC G35/G3500 Van from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Engine Heaters stock in-person!

Engine Heaters for Your 1973 GMC G35/G3500 Van

Kat’s – Lower Radiator Hose Heater (Part No.16700)

Lower Radiator Hose Heater

from

$56.99
Lower Radiator Hose Heater

Zerostart – Engine Heater, 600W 120V, 1 5/8 Inch Plug, GM , Ford, Jeep, Continental (Part No.3100057)

Engine Heater, 600W 120V, 1 5/8 Inch Plug, GM , Ford, Jeep, Continental

from

$40.99
Block heaters help to increase oil viscosity in cold weather in 2 to 5 hours. They also improve lubrication of engine parts and protect the engine from cold weather starts. The heaters decrease the amount of hydrocarbons put into the atmosphere when a vehicle is started in cold weather.
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Zerostart – Engine Heater, 600W 120V, 1 5/8 Inch Plug (Part No.3100054)

Engine Heater, 600W 120V, 1 5/8 Inch Plug

from

$30.99
Block heaters help to increase oil viscosity in cold weather in 2 to 5 hours. They also improve lubrication of engine parts and protect the engine from cold weather starts. The heaters decrease the amount of hydrocarbons put into the atmosphere when a vehicle is started in cold weather.
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Kat’s – Circulation Tank Heater; Thermostatically Controlled (Part No.13150)

Circulation Tank Heater; Thermostatically Controlled

from

$75.99
KATS was created and developed as a truly effective product for cold weather and hard starting problems. Owners and operators of diesel and gas operated equipment have long known that delayed starts and slow starts mean big money losses in labor, maintenance and operating revenue. KATS Circulation Tank Heaters are designed to do one thing – Start engines FAST! KATS Circulation Tank Heaters are truly superior heavy duty patented products. This heater is thermostatically controlled 135-175 degrees. Our components are 100% made in the USA. Customers will find KATS Circulation Tank Heaters are unbeatable in pricing, quality and performance anywhere. KAT’S manufacturing quality control procedures assure you the very best anytime you install and operate a KAT’s system.

Product Features:
  • Available for all size engines
  • Equipped with check valve
  • Fits most liquid cooled engines
  • Installations easier and simpler
  • New lower radiator hose connectors
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Kat’s – Circulation Tank Heater; Thermostatically Controlled (Part No.13100)

Circulation Tank Heater; Thermostatically Controlled

from

$81.99
Circulation Tank Heater is Available in 850W, 1000W, 1500W, and 2000W, 120V and 240V. This heater is thermostatically controlled 135 degrees-175 degrees. Moderate mechanical ability is required for installation. Uses versatile strap type mounting.

Product Features:
  • Available for all size engines
  • Equipped with check valve
  • Fits most liquid cooled engines
  • Installations easier and simpler
  • New lower radiator hose connectors
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Kat’s – Lower Radiator Hose Heater (Part No.16600)

Lower Radiator Hose Heater

from

$56.99
Lower Radiator Hose Heater

Kat’s – Freeze Plug Heater (Part No.11612)

Freeze Plug Heater

from

$38.99
Freeze Plug Heater, also referred to as a block heater or frost plug heater is the most reliable and efficient way to pre-heat your engine. Operates by being directly submerged into coolant and heating the block. Requires mechanical ability to install.

Product Features:
  • Saves wear and tear on your engine
  • Simple installation directly into engine block
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Kat’s – Freeze Plug Heater (Part No.11607)

Freeze Plug Heater

from

$35.99
Freeze Plug Heater, also referred to as a block heater or frost plug heater is the most reliable and efficient way to pre-heat your engine. Operates by being directly submerged into coolant and heating the block. Requires mechanical ability to install.

Product Features:
  • Saves wear and tear on your engine
  • Simple installation directly into engine block
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Zerostart – Lit Plug Version Of #3100057 (Part No.3100126)

Lit Plug Version Of #3100057

from

$45.99
Lit Plug Version Of #3100057

FAQs for 1973 GMC G35/G3500 Van Engine Heaters

What are the most popular Engine Heaters for the 1973 GMC G35/G3500 Van?

With 2 brands you can trust, our most popular Engine Heaters for the 1973 GMC G35/G3500 Van parts are:
Circulation Tank Heater; Thermostatically Controlled
from $81.99
This product is not rated
Circulation Tank Heater; Thermostatically Controlled
Engine Heaters
Lower Radiator Hose Heater
from $56.99
This product is not rated
Lower Radiator Hose Heater
Engine Heaters

What are the best aftermarket Engine Heaters for the 1973 GMC G35/G3500 Van?

See what past customers had to say about our highest-rated Engine Heaters for the 1973 GMC G35/G3500 Van:
Lower Radiator Hose Heater
from $56.99
(1)
Lower Radiator Hose Heater
“Nice part”