When do spark plug wires need to be replaced?

The lifespan of spark plug wires varies based on factors including the climate and driving habits, but they generally last about 60,000-100,00 miles. Periodic replacement helps maintain the engine’s performance.

What are signs spark plug wires should be replaced?

Common signs of wear can include a rough-running engine, possible misfires and even hard starting. Acceleration can be affected and fuel economy can decline. Visually, cracks or fraying of the wires are signs replacement is needed.

Are all spark plug wires the same?

No. Material composition and design can vary widely, resulting in varying levels of conductivity, durability and electrical interference suppression. GM Genuine Parts and ACDelco Gold Spark Plug Wires meet GM factory specifications.

Do battery cables need to be replaced often?

Generally, battery cables don't need periodic replacement, but they are subject to corrosion and other forces of wear that can affect their performance. This is especially true in climates of high humidity, where the roads are salted in the winter.

What are signs of the battery cables need to be replaced?

If loose connections are ruled out, hard starting, a failure to start and other intermittent electrical issues are common signs the battery cables should be checked for corrosion and other signs of wear.

| Desertcart Uruguay

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

$U1734

Duties & taxes included

In stock

Sold byAmazon UruguayDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Uruguay.

Secure transaction

Description

⚡ Power your GM ride with precision and confidence!

TAILORED FIT - Vehicle-specific design guarantees hassle-free installation and optimal compatibility.
TRUSTED QUALITY - Backed by GM Genuine Parts warranty for peace of mind and durability.
HIGHLY RATED CHOICE - Ranked #1 in Automotive Alternator & Generator Diodes with stellar customer reviews.
LIGHTWEIGHT COMPACT - At just 10g and 3.3 x 2.79 x 0.76 cm, it fits discreetly without compromising function.
ENGINEERED FOR PERFECTION - Designed and tested to meet GM Original Equipment standards, ensuring flawless performance.

The GM Genuine Parts 12135037 Multi-Function Diode is a precision-engineered, vehicle-specific component designed to meet GM Original Equipment standards. Lightweight and compact, it ensures seamless installation and reliable performance for Chevrolet, Buick, GMC, and Cadillac vehicles. Highly rated by users and backed by GM warranty, it’s the trusted choice for maintaining your vehicle’s electrical integrity.

Specifications

Asin	B08WHLPQR3
Best Sellers Rank	#85,911 in Automotive (See Top 100 in Automotive) #7 in Automotive Alternator & Generator Diodes
Brand	GM GENUINE PARTS
Customer Reviews	4.7 4.7 out of 5 stars (325) 4.7 out of 5 stars
Date First Available	28 November 2021
Exterior	Machined
Item Model Number	12135037
Item Weight	10 g
Manufacturer	GM Genuine Parts
Manufacturer Part Number	12135037
Model	GM Original Equipment
Oem Part Number	12135037
Product Dimensions	3.3 x 2.79 x 0.76 cm; 10 g

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.